39418340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151609}}^1$

素因数の和:151631

約数の個数: 24

約数和(自身を含む): 89146680

約数和(自身を除く): 49728340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 151609, 303218, 606436, 758045, 1516090, 1970917, 3032180, 3941834, 7883668, 9854585, 19709170, 39418340]

約数ペア:

[(1, 39418340), (2, 19709170), (4, 9854585), (5, 7883668), (10, 3941834), (13, 3032180), (20, 1970917), (26, 1516090), (52, 758045), (65, 606436), (130, 303218), (260, 151609)]