16557960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{137983}}^1$

素因数の和:137997

約数の個数: 32

約数和(自身を含む): 49674240

約数和(自身を除く): 33116280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 137983, 275966, 413949, 551932, 689915, 827898, 1103864, 1379830, 1655796, 2069745, 2759660, 3311592, 4139490, 5519320, 8278980, 16557960]

約数ペア:

[(1, 16557960), (2, 8278980), (3, 5519320), (4, 4139490), (5, 3311592), (6, 2759660), (8, 2069745), (10, 1655796), (12, 1379830), (15, 1103864), (20, 827898), (24, 689915), (30, 551932), (40, 413949), (60, 275966), (120, 137983)]