1391722540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5352779}}^1$

素因数の和:5352801

約数の個数: 24

約数和(自身を含む): 3147434640

約数和(自身を除く): 1755712100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 5352779, 10705558, 21411116, 26763895, 53527790, 69586127, 107055580, 139172254, 278344508, 347930635, 695861270, 1391722540]

約数ペア:

[(1, 1391722540), (2, 695861270), (4, 347930635), (5, 278344508), (10, 139172254), (13, 107055580), (20, 69586127), (26, 53527790), (52, 26763895), (65, 21411116), (130, 10705558), (260, 5352779)]