90235340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347059}}^1$

素因数の和:347081

約数の個数: 24

約数和(自身を含む): 204071280

約数和(自身を除く): 113835940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 347059, 694118, 1388236, 1735295, 3470590, 4511767, 6941180, 9023534, 18047068, 22558835, 45117670, 90235340]

約数ペア:

[(1, 90235340), (2, 45117670), (4, 22558835), (5, 18047068), (10, 9023534), (13, 6941180), (20, 4511767), (26, 3470590), (52, 1735295), (65, 1388236), (130, 694118), (260, 347059)]