78886019540

素因数分解:

$2^2\times 5^1\times {\mathrm{19259}}^1\times {\mathrm{204803}}^1$

素因数の和:224071

約数の個数: 24

約数和(自身を含む): 165670051680

約数和(自身を除く): 86784032140

約数列:

[1, 2, 4, 5, 10, 20, 19259, 38518, 77036, 96295, 192590, 204803, 385180, 409606, 819212, 1024015, 2048030, 4096060, 3944300977, 7888601954, 15777203908, 19721504885, 39443009770, 78886019540]

約数ペア:

[(1, 78886019540), (2, 39443009770), (4, 19721504885), (5, 15777203908), (10, 7888601954), (20, 3944300977), (19259, 4096060), (38518, 2048030), (77036, 1024015), (96295, 819212), (192590, 409606), (204803, 385180)]