40103890

素因数分解:

$2^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{11171}}^1$

素因数の和:11537

約数の個数: 16

約数和(自身を含む): 72394560

約数和(自身を除く): 32290670

約数列:

[1, 2, 5, 10, 359, 718, 1795, 3590, 11171, 22342, 55855, 111710, 4010389, 8020778, 20051945, 40103890]

約数ペア:

[(1, 40103890), (2, 20051945), (5, 8020778), (10, 4010389), (359, 111710), (718, 55855), (1795, 22342), (3590, 11171)]