200620420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{911}}^1$

素因数の和:962

約数の個数: 144

約数和(自身を含む): 570576384

約数和(自身を除く): 369955964

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 121, 130, 140, 143, 154, 182, 220, 242, 260, 286, 308, 364, 385, 455, 484, 572, 605, 715, 770, 847, 910, 911, 1001, 1210, 1430, 1540, 1573, 1694, 1820, 1822, 2002, 2420, 2860, 3146, 3388, 3644, 4004, 4235, 4555, 5005, 6292, 6377, 7865, 8470, 9110, 10010, 10021, 11011, 11843, 12754, 15730, 16940, 18220, 20020, 20042, 22022, 23686, 25508, 31460, 31885, 40084, 44044, 47372, 50105, 55055, 59215, 63770, 70147, 82901, 100210, 110110, 110231, 118430, 127540, 130273, 140294, 165802, 200420, 220220, 220462, 236860, 260546, 280588, 331604, 350735, 414505, 440924, 521092, 551155, 651365, 701470, 771617, 829010, 911911, 1102310, 1302730, 1402940, 1433003, 1543234, 1658020, 1823822, 2204620, 2605460, 2866006, 3086468, 3647644, 3858085, 4559555, 5732012, 7165015, 7716170, 9119110, 10031021, 14330030, 15432340, 18238220, 20062042, 28660060, 40124084, 50155105, 100310210, 200620420]

約数ペア:

[(1, 200620420), (2, 100310210), (4, 50155105), (5, 40124084), (7, 28660060), (10, 20062042), (11, 18238220), (13, 15432340), (14, 14330030), (20, 10031021), (22, 9119110), (26, 7716170), (28, 7165015), (35, 5732012), (44, 4559555), (52, 3858085), (55, 3647644), (65, 3086468), (70, 2866006), (77, 2605460), (91, 2204620), (110, 1823822), (121, 1658020), (130, 1543234), (140, 1433003), (143, 1402940), (154, 1302730), (182, 1102310), (220, 911911), (242, 829010), (260, 771617), (286, 701470), (308, 651365), (364, 551155), (385, 521092), (455, 440924), (484, 414505), (572, 350735), (605, 331604), (715, 280588), (770, 260546), (847, 236860), (910, 220462), (911, 220220), (1001, 200420), (1210, 165802), (1430, 140294), (1540, 130273), (1573, 127540), (1694, 118430), (1820, 110231), (1822, 110110), (2002, 100210), (2420, 82901), (2860, 70147), (3146, 63770), (3388, 59215), (3644, 55055), (4004, 50105), (4235, 47372), (4555, 44044), (5005, 40084), (6292, 31885), (6377, 31460), (7865, 25508), (8470, 23686), (9110, 22022), (10010, 20042), (10021, 20020), (11011, 18220), (11843, 16940), (12754, 15730)]