20186453980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{2879}}^1$

素因数の和:3092

約数の個数: 192

約数和(自身を含む): 55041638400

約数和(自身を除く): 34855184420

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 29, 35, 44, 55, 58, 70, 77, 110, 116, 140, 145, 154, 157, 203, 220, 290, 308, 314, 319, 385, 406, 580, 628, 638, 770, 785, 812, 1015, 1099, 1276, 1540, 1570, 1595, 1727, 2030, 2198, 2233, 2879, 3140, 3190, 3454, 4060, 4396, 4466, 4553, 5495, 5758, 6380, 6908, 8635, 8932, 9106, 10990, 11165, 11516, 12089, 14395, 17270, 18212, 20153, 21980, 22330, 22765, 24178, 28790, 31669, 31871, 34540, 40306, 44660, 45530, 48356, 50083, 57580, 60445, 63338, 63742, 80612, 83491, 91060, 100166, 100765, 120890, 126676, 127484, 158345, 159355, 166982, 200332, 201530, 221683, 241780, 250415, 316690, 318710, 333964, 350581, 403060, 417455, 443366, 452003, 500830, 584437, 633380, 637420, 701162, 834910, 886732, 904006, 918401, 1001660, 1108415, 1168874, 1402324, 1669820, 1752905, 1808012, 1836802, 2216830, 2260015, 2337748, 2922185, 3164021, 3505810, 3673604, 4433660, 4520030, 4592005, 4972033, 5844370, 6328042, 6428807, 7011620, 9040060, 9184010, 9944066, 11688740, 12656084, 12857614, 13108087, 15820105, 18368020, 19888132, 24860165, 25715228, 26216174, 31640210, 32144035, 34804231, 49720330, 52432348, 63280420, 64288070, 65540435, 69608462, 91756609, 99440660, 128576140, 131080870, 139216924, 144188957, 174021155, 183513218, 262161740, 288377914, 348042310, 367026436, 458783045, 576755828, 696084620, 720944785, 917566090, 1009322699, 1441889570, 1835132180, 2018645398, 2883779140, 4037290796, 5046613495, 10093226990, 20186453980]

約数ペア:

[(1, 20186453980), (2, 10093226990), (4, 5046613495), (5, 4037290796), (7, 2883779140), (10, 2018645398), (11, 1835132180), (14, 1441889570), (20, 1009322699), (22, 917566090), (28, 720944785), (29, 696084620), (35, 576755828), (44, 458783045), (55, 367026436), (58, 348042310), (70, 288377914), (77, 262161740), (110, 183513218), (116, 174021155), (140, 144188957), (145, 139216924), (154, 131080870), (157, 128576140), (203, 99440660), (220, 91756609), (290, 69608462), (308, 65540435), (314, 64288070), (319, 63280420), (385, 52432348), (406, 49720330), (580, 34804231), (628, 32144035), (638, 31640210), (770, 26216174), (785, 25715228), (812, 24860165), (1015, 19888132), (1099, 18368020), (1276, 15820105), (1540, 13108087), (1570, 12857614), (1595, 12656084), (1727, 11688740), (2030, 9944066), (2198, 9184010), (2233, 9040060), (2879, 7011620), (3140, 6428807), (3190, 6328042), (3454, 5844370), (4060, 4972033), (4396, 4592005), (4466, 4520030), (4553, 4433660), (5495, 3673604), (5758, 3505810), (6380, 3164021), (6908, 2922185), (8635, 2337748), (8932, 2260015), (9106, 2216830), (10990, 1836802), (11165, 1808012), (11516, 1752905), (12089, 1669820), (14395, 1402324), (17270, 1168874), (18212, 1108415), (20153, 1001660), (21980, 918401), (22330, 904006), (22765, 886732), (24178, 834910), (28790, 701162), (31669, 637420), (31871, 633380), (34540, 584437), (40306, 500830), (44660, 452003), (45530, 443366), (48356, 417455), (50083, 403060), (57580, 350581), (60445, 333964), (63338, 318710), (63742, 316690), (80612, 250415), (83491, 241780), (91060, 221683), (100166, 201530), (100765, 200332), (120890, 166982), (126676, 159355), (127484, 158345)]