866385070

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{19949}}^1$

素因数の和:20100

約数の個数: 32

約数和(自身を含む): 1611640800

約数和(自身を除く): 745255730

約数列:

[1, 2, 5, 10, 43, 86, 101, 202, 215, 430, 505, 1010, 4343, 8686, 19949, 21715, 39898, 43430, 99745, 199490, 857807, 1715614, 2014849, 4029698, 4289035, 8578070, 10074245, 20148490, 86638507, 173277014, 433192535, 866385070]

約数ペア:

[(1, 866385070), (2, 433192535), (5, 173277014), (10, 86638507), (43, 20148490), (86, 10074245), (101, 8578070), (202, 4289035), (215, 4029698), (430, 2014849), (505, 1715614), (1010, 857807), (4343, 199490), (8686, 99745), (19949, 43430), (21715, 39898)]