71214340

素因数分解:

$2^2\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{2213}}^1$

素因数の和:3831

約数の個数: 24

約数和(自身を含む): 149710680

約数和(自身を除く): 78496340

約数列:

[1, 2, 4, 5, 10, 20, 1609, 2213, 3218, 4426, 6436, 8045, 8852, 11065, 16090, 22130, 32180, 44260, 3560717, 7121434, 14242868, 17803585, 35607170, 71214340]

約数ペア:

[(1, 71214340), (2, 35607170), (4, 17803585), (5, 14242868), (10, 7121434), (20, 3560717), (1609, 44260), (2213, 32180), (3218, 22130), (4426, 16090), (6436, 11065), (8045, 8852)]