127408060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{490031}}^1$

素因数の和:490053

約数の個数: 24

約数和(自身を含む): 288138816

約数和(自身を除く): 160730756

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 490031, 980062, 1960124, 2450155, 4900310, 6370403, 9800620, 12740806, 25481612, 31852015, 63704030, 127408060]

約数ペア:

[(1, 127408060), (2, 63704030), (4, 31852015), (5, 25481612), (10, 12740806), (13, 9800620), (20, 6370403), (26, 4900310), (52, 2450155), (65, 1960124), (130, 980062), (260, 490031)]