57646940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{221719}}^1$

素因数の和:221741

約数の個数: 24

約数和(自身を含む): 130371360

約数和(自身を除く): 72724420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 221719, 443438, 886876, 1108595, 2217190, 2882347, 4434380, 5764694, 11529388, 14411735, 28823470, 57646940]

約数ペア:

[(1, 57646940), (2, 28823470), (4, 14411735), (5, 11529388), (10, 5764694), (13, 4434380), (20, 2882347), (26, 2217190), (52, 1108595), (65, 886876), (130, 443438), (260, 221719)]