312233420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{154571}}^1$

素因数の和:154681

約数の個数: 24

約数和(自身を含む): 662186448

約数和(自身を除く): 349953028

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 154571, 309142, 618284, 772855, 1545710, 3091420, 15611671, 31223342, 62446684, 78058355, 156116710, 312233420]

約数ペア:

[(1, 312233420), (2, 156116710), (4, 78058355), (5, 62446684), (10, 31223342), (20, 15611671), (101, 3091420), (202, 1545710), (404, 772855), (505, 618284), (1010, 309142), (2020, 154571)]