57818540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{222379}}^1$

素因数の和:222401

約数の個数: 24

約数和(自身を含む): 130759440

約数和(自身を除く): 72940900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 222379, 444758, 889516, 1111895, 2223790, 2890927, 4447580, 5781854, 11563708, 14454635, 28909270, 57818540]

約数ペア:

[(1, 57818540), (2, 28909270), (4, 14454635), (5, 11563708), (10, 5781854), (13, 4447580), (20, 2890927), (26, 2223790), (52, 1111895), (65, 889516), (130, 444758), (260, 222379)]