1420851640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2732407}}^1$

素因数の和:2732431

約数の個数: 32

約数和(自身を含む): 3442834080

約数和(自身を除く): 2021982440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2732407, 5464814, 10929628, 13662035, 21859256, 27324070, 35521291, 54648140, 71042582, 109296280, 142085164, 177606455, 284170328, 355212910, 710425820, 1420851640]

約数ペア:

[(1, 1420851640), (2, 710425820), (4, 355212910), (5, 284170328), (8, 177606455), (10, 142085164), (13, 109296280), (20, 71042582), (26, 54648140), (40, 35521291), (52, 27324070), (65, 21859256), (104, 13662035), (130, 10929628), (260, 5464814), (520, 2732407)]