15679902020

素因数分解:

$2^2\times 5^1\times {\mathrm{1667}}^1\times {\mathrm{470303}}^1$

素因数の和:471979

約数の個数: 24

約数和(自身を含む): 32947617024

約数和(自身を除く): 17267715004

約数列:

[1, 2, 4, 5, 10, 20, 1667, 3334, 6668, 8335, 16670, 33340, 470303, 940606, 1881212, 2351515, 4703030, 9406060, 783995101, 1567990202, 3135980404, 3919975505, 7839951010, 15679902020]

約数ペア:

[(1, 15679902020), (2, 7839951010), (4, 3919975505), (5, 3135980404), (10, 1567990202), (20, 783995101), (1667, 9406060), (3334, 4703030), (6668, 2351515), (8335, 1881212), (16670, 940606), (33340, 470303)]