40809660280

素因数分解:

$2^3\times 5^1\times {\mathrm{1020241507}}^1$

素因数の和:1020241518

約数の個数: 16

約数和(自身を含む): 91821735720

約数和(自身を除く): 51012075440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1020241507, 2040483014, 4080966028, 5101207535, 8161932056, 10202415070, 20404830140, 40809660280]

約数ペア:

[(1, 40809660280), (2, 20404830140), (4, 10202415070), (5, 8161932056), (8, 5101207535), (10, 4080966028), (20, 2040483014), (40, 1020241507)]