31410860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{120811}}^1$

素因数の和:120833

約数の個数: 24

約数和(自身を含む): 71037456

約数和(自身を除く): 39626596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 120811, 241622, 483244, 604055, 1208110, 1570543, 2416220, 3141086, 6282172, 7852715, 15705430, 31410860]

約数ペア:

[(1, 31410860), (2, 15705430), (4, 7852715), (5, 6282172), (10, 3141086), (13, 2416220), (20, 1570543), (26, 1208110), (52, 604055), (65, 483244), (130, 241622), (260, 120811)]