1277014780

素因数分解:

$2^2\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{51869}}^1$

素因数の和:53109

約数の個数: 24

約数和(自身を含む): 2683961280

約数和(自身を除く): 1406946500

約数列:

[1, 2, 4, 5, 10, 20, 1231, 2462, 4924, 6155, 12310, 24620, 51869, 103738, 207476, 259345, 518690, 1037380, 63850739, 127701478, 255402956, 319253695, 638507390, 1277014780]

約数ペア:

[(1, 1277014780), (2, 638507390), (4, 319253695), (5, 255402956), (10, 127701478), (20, 63850739), (1231, 1037380), (2462, 518690), (4924, 259345), (6155, 207476), (12310, 103738), (24620, 51869)]