12662840

素因数分解:

$2^3\times 5^1\times {\mathrm{316571}}^1$

素因数の和:316582

約数の個数: 16

約数和(自身を含む): 28491480

約数和(自身を除く): 15828640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 316571, 633142, 1266284, 1582855, 2532568, 3165710, 6331420, 12662840]

約数ペア:

[(1, 12662840), (2, 6331420), (4, 3165710), (5, 2532568), (8, 1582855), (10, 1266284), (20, 633142), (40, 316571)]