28756360

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{3167}}^1$

素因数の和:3405

約数の個数: 32

約数和(自身を含む): 65007360

約数和(自身を除く): 36251000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 3167, 4540, 6334, 9080, 12668, 15835, 25336, 31670, 63340, 126680, 718909, 1437818, 2875636, 3594545, 5751272, 7189090, 14378180, 28756360]

約数ペア:

[(1, 28756360), (2, 14378180), (4, 7189090), (5, 5751272), (8, 3594545), (10, 2875636), (20, 1437818), (40, 718909), (227, 126680), (454, 63340), (908, 31670), (1135, 25336), (1816, 15835), (2270, 12668), (3167, 9080), (4540, 6334)]