7157540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27529}}^1$

素因数の和:27551

約数の個数: 24

約数和(自身を含む): 16187640

約数和(自身を除く): 9030100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 27529, 55058, 110116, 137645, 275290, 357877, 550580, 715754, 1431508, 1789385, 3578770, 7157540]

約数ペア:

[(1, 7157540), (2, 3578770), (4, 1789385), (5, 1431508), (10, 715754), (13, 550580), (20, 357877), (26, 275290), (52, 137645), (65, 110116), (130, 55058), (260, 27529)]