2021109860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{599}}^1$

素因数の和:946

約数の個数: 144

約数和(自身を含む): 5412355200

約数和(自身を除く): 3391245340

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 313, 385, 490, 539, 599, 626, 770, 980, 1078, 1198, 1252, 1540, 1565, 2156, 2191, 2396, 2695, 2995, 3130, 3443, 4193, 4382, 5390, 5990, 6260, 6589, 6886, 8386, 8764, 10780, 10955, 11980, 13178, 13772, 15337, 16772, 17215, 20965, 21910, 24101, 26356, 29351, 30674, 32945, 34430, 41930, 43820, 46123, 48202, 58702, 61348, 65890, 68860, 76685, 83860, 92246, 96404, 117404, 120505, 131780, 146755, 153370, 168707, 184492, 187487, 230615, 241010, 293510, 306740, 322861, 337414, 374974, 461230, 482020, 587020, 645722, 674828, 749948, 843535, 922460, 937435, 1291444, 1312409, 1614305, 1687070, 1874870, 2062357, 2624818, 3228610, 3374140, 3749740, 4124714, 5249636, 6457220, 6562045, 8249428, 9186863, 10311785, 13124090, 14436499, 18373726, 20623570, 26248180, 28872998, 36747452, 41247140, 45934315, 57745996, 72182495, 91868630, 101055493, 144364990, 183737260, 202110986, 288729980, 404221972, 505277465, 1010554930, 2021109860]

約数ペア:

[(1, 2021109860), (2, 1010554930), (4, 505277465), (5, 404221972), (7, 288729980), (10, 202110986), (11, 183737260), (14, 144364990), (20, 101055493), (22, 91868630), (28, 72182495), (35, 57745996), (44, 45934315), (49, 41247140), (55, 36747452), (70, 28872998), (77, 26248180), (98, 20623570), (110, 18373726), (140, 14436499), (154, 13124090), (196, 10311785), (220, 9186863), (245, 8249428), (308, 6562045), (313, 6457220), (385, 5249636), (490, 4124714), (539, 3749740), (599, 3374140), (626, 3228610), (770, 2624818), (980, 2062357), (1078, 1874870), (1198, 1687070), (1252, 1614305), (1540, 1312409), (1565, 1291444), (2156, 937435), (2191, 922460), (2396, 843535), (2695, 749948), (2995, 674828), (3130, 645722), (3443, 587020), (4193, 482020), (4382, 461230), (5390, 374974), (5990, 337414), (6260, 322861), (6589, 306740), (6886, 293510), (8386, 241010), (8764, 230615), (10780, 187487), (10955, 184492), (11980, 168707), (13178, 153370), (13772, 146755), (15337, 131780), (16772, 120505), (17215, 117404), (20965, 96404), (21910, 92246), (24101, 83860), (26356, 76685), (29351, 68860), (30674, 65890), (32945, 61348), (34430, 58702), (41930, 48202), (43820, 46123)]