2572790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1231}}^1$

素因数の和:1268

約数の個数: 32

約数和(自身を含む): 5322240

約数和(自身を除く): 2749450

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 1231, 2090, 2462, 6155, 12310, 13541, 23389, 27082, 46778, 67705, 116945, 135410, 233890, 257279, 514558, 1286395, 2572790]

約数ペア:

[(1, 2572790), (2, 1286395), (5, 514558), (10, 257279), (11, 233890), (19, 135410), (22, 116945), (38, 67705), (55, 46778), (95, 27082), (110, 23389), (190, 13541), (209, 12310), (418, 6155), (1045, 2462), (1231, 2090)]