351238640

素因数分解:

$2^4\times 5^1\times {\mathrm{4390483}}^1$

素因数の和:4390496

約数の個数: 20

約数和(自身を含む): 816630024

約数和(自身を除く): 465391384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4390483, 8780966, 17561932, 21952415, 35123864, 43904830, 70247728, 87809660, 175619320, 351238640]

約数ペア:

[(1, 351238640), (2, 175619320), (4, 87809660), (5, 70247728), (8, 43904830), (10, 35123864), (16, 21952415), (20, 17561932), (40, 8780966), (80, 4390483)]