31134980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53681}}^1$

素因数の和:53719

約数の個数: 24

約数和(自身を含む): 67639320

約数和(自身を除く): 36504340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 53681, 107362, 214724, 268405, 536810, 1073620, 1556749, 3113498, 6226996, 7783745, 15567490, 31134980]

約数ペア:

[(1, 31134980), (2, 15567490), (4, 7783745), (5, 6226996), (10, 3113498), (20, 1556749), (29, 1073620), (58, 536810), (116, 268405), (145, 214724), (290, 107362), (580, 53681)]