90342220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{74051}}^1$

素因数の和:74121

約数の個数: 24

約数和(自身を含む): 192831408

約数和(自身を除く): 102489188

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 74051, 148102, 296204, 370255, 740510, 1481020, 4517111, 9034222, 18068444, 22585555, 45171110, 90342220]

約数ペア:

[(1, 90342220), (2, 45171110), (4, 22585555), (5, 18068444), (10, 9034222), (20, 4517111), (61, 1481020), (122, 740510), (244, 370255), (305, 296204), (610, 148102), (1220, 74051)]