2876390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 5736960

約数和(自身を除く): 2860570

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 331, 395, 662, 790, 869, 1655, 1738, 3310, 3641, 4345, 7282, 8690, 18205, 26149, 36410, 52298, 130745, 261490, 287639, 575278, 1438195, 2876390]

約数ペア:

[(1, 2876390), (2, 1438195), (5, 575278), (10, 287639), (11, 261490), (22, 130745), (55, 52298), (79, 36410), (110, 26149), (158, 18205), (331, 8690), (395, 7282), (662, 4345), (790, 3641), (869, 3310), (1655, 1738)]