20565118570

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{600091}}^1$

素因数の和:600270

約数の個数: 32

約数和(自身を含む): 38885961600

約数和(自身を除く): 18320843030

約数列:

[1, 2, 5, 10, 23, 46, 115, 149, 230, 298, 745, 1490, 3427, 6854, 17135, 34270, 600091, 1200182, 3000455, 6000910, 13802093, 27604186, 69010465, 89413559, 138020930, 178827118, 447067795, 894135590, 2056511857, 4113023714, 10282559285, 20565118570]

約数ペア:

[(1, 20565118570), (2, 10282559285), (5, 4113023714), (10, 2056511857), (23, 894135590), (46, 447067795), (115, 178827118), (149, 138020930), (230, 89413559), (298, 69010465), (745, 27604186), (1490, 13802093), (3427, 6000910), (6854, 3000455), (17135, 1200182), (34270, 600091)]