290714870

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{147571}}^1$

素因数の和:147775

約数の個数: 16

約数和(自身を含む): 525946608

約数和(自身を除く): 235231738

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 147571, 295142, 737855, 1475710, 29071487, 58142974, 145357435, 290714870]

約数ペア:

[(1, 290714870), (2, 145357435), (5, 58142974), (10, 29071487), (197, 1475710), (394, 737855), (985, 295142), (1970, 147571)]