31494680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{112481}}^1$

素因数の和:112499

約数の個数: 32

約数和(自身を含む): 80987040

約数和(自身を除く): 49492360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 112481, 224962, 449924, 562405, 787367, 899848, 1124810, 1574734, 2249620, 3149468, 3936835, 4499240, 6298936, 7873670, 15747340, 31494680]

約数ペア:

[(1, 31494680), (2, 15747340), (4, 7873670), (5, 6298936), (7, 4499240), (8, 3936835), (10, 3149468), (14, 2249620), (20, 1574734), (28, 1124810), (35, 899848), (40, 787367), (56, 562405), (70, 449924), (140, 224962), (280, 112481)]