71304460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{209719}}^1$

素因数の和:209745

約数の個数: 24

約数和(自身を含む): 158548320

約数和(自身を除く): 87243860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 209719, 419438, 838876, 1048595, 2097190, 3565223, 4194380, 7130446, 14260892, 17826115, 35652230, 71304460]

約数ペア:

[(1, 71304460), (2, 35652230), (4, 17826115), (5, 14260892), (10, 7130446), (17, 4194380), (20, 3565223), (34, 2097190), (68, 1048595), (85, 838876), (170, 419438), (340, 209719)]