26608780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1531}}^1$

素因数の和:1630

約数の個数: 48

約数和(自身を含む): 61770240

約数和(自身を除く): 35161460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1531, 1580, 1738, 3062, 3476, 4345, 6124, 7655, 8690, 15310, 16841, 17380, 30620, 33682, 67364, 84205, 120949, 168410, 241898, 336820, 483796, 604745, 1209490, 1330439, 2418980, 2660878, 5321756, 6652195, 13304390, 26608780]

約数ペア:

[(1, 26608780), (2, 13304390), (4, 6652195), (5, 5321756), (10, 2660878), (11, 2418980), (20, 1330439), (22, 1209490), (44, 604745), (55, 483796), (79, 336820), (110, 241898), (158, 168410), (220, 120949), (316, 84205), (395, 67364), (790, 33682), (869, 30620), (1531, 17380), (1580, 16841), (1738, 15310), (3062, 8690), (3476, 7655), (4345, 6124)]