31195880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{26893}}^1$

素因数の和:26933

約数の個数: 32

約数和(自身を含む): 72613800

約数和(自身を除く): 41417920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 26893, 53786, 107572, 134465, 215144, 268930, 537860, 779897, 1075720, 1559794, 3119588, 3899485, 6239176, 7798970, 15597940, 31195880]

約数ペア:

[(1, 31195880), (2, 15597940), (4, 7798970), (5, 6239176), (8, 3899485), (10, 3119588), (20, 1559794), (29, 1075720), (40, 779897), (58, 537860), (116, 268930), (145, 215144), (232, 134465), (290, 107572), (580, 53786), (1160, 26893)]