921435580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3543983}}^1$

素因数の和:3544005

約数の個数: 24

約数和(自身を含む): 2083862592

約数和(自身を除く): 1162427012

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3543983, 7087966, 14175932, 17719915, 35439830, 46071779, 70879660, 92143558, 184287116, 230358895, 460717790, 921435580]

約数ペア:

[(1, 921435580), (2, 460717790), (4, 230358895), (5, 184287116), (10, 92143558), (13, 70879660), (20, 46071779), (26, 35439830), (52, 17719915), (65, 14175932), (130, 7087966), (260, 3543983)]