53840540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{207079}}^1$

素因数の和:207101

約数の個数: 24

約数和(自身を含む): 121763040

約数和(自身を除く): 67922500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 207079, 414158, 828316, 1035395, 2070790, 2692027, 4141580, 5384054, 10768108, 13460135, 26920270, 53840540]

約数ペア:

[(1, 53840540), (2, 26920270), (4, 13460135), (5, 10768108), (10, 5384054), (13, 4141580), (20, 2692027), (26, 2070790), (52, 1035395), (65, 828316), (130, 414158), (260, 207079)]