70508140

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{15809}}^1$

素因数の和:16041

約数の個数: 24

約数和(自身を含む): 148740480

約数和(自身を除く): 78232340

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 15809, 31618, 63236, 79045, 158090, 316180, 3525407, 7050814, 14101628, 17627035, 35254070, 70508140]

約数ペア:

[(1, 70508140), (2, 35254070), (4, 17627035), (5, 14101628), (10, 7050814), (20, 3525407), (223, 316180), (446, 158090), (892, 79045), (1115, 63236), (2230, 31618), (4460, 15809)]