90055940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{346369}}^1$

素因数の和:346391

約数の個数: 24

約数和(自身を含む): 203665560

約数和(自身を除く): 113609620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 346369, 692738, 1385476, 1731845, 3463690, 4502797, 6927380, 9005594, 18011188, 22513985, 45027970, 90055940]

約数ペア:

[(1, 90055940), (2, 45027970), (4, 22513985), (5, 18011188), (10, 9005594), (13, 6927380), (20, 4502797), (26, 3463690), (52, 1731845), (65, 1385476), (130, 692738), (260, 346369)]