68409220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{5867}}^1$

素因数の和:5940

約数の個数: 48

約数和(自身を含む): 159703488

約数和(自身を除く): 91294268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2915, 5830, 5867, 11660, 11734, 23468, 29335, 58670, 64537, 117340, 129074, 258148, 310951, 322685, 621902, 645370, 1243804, 1290740, 1554755, 3109510, 3420461, 6219020, 6840922, 13681844, 17102305, 34204610, 68409220]

約数ペア:

[(1, 68409220), (2, 34204610), (4, 17102305), (5, 13681844), (10, 6840922), (11, 6219020), (20, 3420461), (22, 3109510), (44, 1554755), (53, 1290740), (55, 1243804), (106, 645370), (110, 621902), (212, 322685), (220, 310951), (265, 258148), (530, 129074), (583, 117340), (1060, 64537), (1166, 58670), (2332, 29335), (2915, 23468), (5830, 11734), (5867, 11660)]