179680540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{691079}}^1$

素因数の和:691101

約数の個数: 24

約数和(自身を含む): 406355040

約数和(自身を除く): 226674500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 691079, 1382158, 2764316, 3455395, 6910790, 8984027, 13821580, 17968054, 35936108, 44920135, 89840270, 179680540]

約数ペア:

[(1, 179680540), (2, 89840270), (4, 44920135), (5, 35936108), (10, 17968054), (13, 13821580), (20, 8984027), (26, 6910790), (52, 3455395), (65, 2764316), (130, 1382158), (260, 691079)]