31272890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2657}}^1$

素因数の和:2782

約数の個数: 32

約数和(自身を含む): 62005824

約数和(自身を除く): 30732934

約数列:

[1, 2, 5, 10, 11, 22, 55, 107, 110, 214, 535, 1070, 1177, 2354, 2657, 5314, 5885, 11770, 13285, 26570, 29227, 58454, 146135, 284299, 292270, 568598, 1421495, 2842990, 3127289, 6254578, 15636445, 31272890]

約数ペア:

[(1, 31272890), (2, 15636445), (5, 6254578), (10, 3127289), (11, 2842990), (22, 1421495), (55, 568598), (107, 292270), (110, 284299), (214, 146135), (535, 58454), (1070, 29227), (1177, 26570), (2354, 13285), (2657, 11770), (5314, 5885)]