40974160

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2143}}^1$

素因数の和:2395

約数の個数: 40

約数和(自身を含む): 95708160

約数和(自身を除く): 54734000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2143, 2390, 3824, 4286, 4780, 8572, 9560, 10715, 17144, 19120, 21430, 34288, 42860, 85720, 171440, 512177, 1024354, 2048708, 2560885, 4097416, 5121770, 8194832, 10243540, 20487080, 40974160]

約数ペア:

[(1, 40974160), (2, 20487080), (4, 10243540), (5, 8194832), (8, 5121770), (10, 4097416), (16, 2560885), (20, 2048708), (40, 1024354), (80, 512177), (239, 171440), (478, 85720), (956, 42860), (1195, 34288), (1912, 21430), (2143, 19120), (2390, 17144), (3824, 10715), (4286, 9560), (4780, 8572)]