86870740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{35897}}^1$

素因数の和:35928

約数の個数: 36

約数和(自身を含む): 200526228

約数和(自身を除く): 113655488

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 35897, 71794, 143588, 179485, 358970, 394867, 717940, 789734, 1579468, 1974335, 3948670, 4343537, 7897340, 8687074, 17374148, 21717685, 43435370, 86870740]

約数ペア:

[(1, 86870740), (2, 43435370), (4, 21717685), (5, 17374148), (10, 8687074), (11, 7897340), (20, 4343537), (22, 3948670), (44, 1974335), (55, 1579468), (110, 789734), (121, 717940), (220, 394867), (242, 358970), (484, 179485), (605, 143588), (1210, 71794), (2420, 35897)]