248568980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1129859}}^1$

素因数の和:1129879

約数の個数: 24

約数和(自身を含む): 569449440

約数和(自身を除く): 320880460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1129859, 2259718, 4519436, 5649295, 11298590, 12428449, 22597180, 24856898, 49713796, 62142245, 124284490, 248568980]

約数ペア:

[(1, 248568980), (2, 124284490), (4, 62142245), (5, 49713796), (10, 24856898), (11, 22597180), (20, 12428449), (22, 11298590), (44, 5649295), (55, 4519436), (110, 2259718), (220, 1129859)]