78833660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{207457}}^1$

素因数の和:207485

約数の個数: 24

約数和(自身を含む): 174264720

約数和(自身を除く): 95431060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 207457, 414914, 829828, 1037285, 2074570, 3941683, 4149140, 7883366, 15766732, 19708415, 39416830, 78833660]

約数ペア:

[(1, 78833660), (2, 39416830), (4, 19708415), (5, 15766732), (10, 7883366), (19, 4149140), (20, 3941683), (38, 2074570), (76, 1037285), (95, 829828), (190, 414914), (380, 207457)]