71396140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{155209}}^1$

素因数の和:155241

約数の個数: 24

約数和(自身を含む): 156451680

約数和(自身を除く): 85055540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 155209, 310418, 620836, 776045, 1552090, 3104180, 3569807, 7139614, 14279228, 17849035, 35698070, 71396140]

約数ペア:

[(1, 71396140), (2, 35698070), (4, 17849035), (5, 14279228), (10, 7139614), (20, 3569807), (23, 3104180), (46, 1552090), (92, 776045), (115, 620836), (230, 310418), (460, 155209)]