387631480

素因数分解:

$2^3\times 5^1\times {\mathrm{9690787}}^1$

素因数の和:9690798

約数の個数: 16

約数和(自身を含む): 872170920

約数和(自身を除く): 484539440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9690787, 19381574, 38763148, 48453935, 77526296, 96907870, 193815740, 387631480]

約数ペア:

[(1, 387631480), (2, 193815740), (4, 96907870), (5, 77526296), (8, 48453935), (10, 38763148), (20, 19381574), (40, 9690787)]