201870980

素因数分解:

$2^2\times 5^1\times {\mathrm{853}}^1\times {\mathrm{11833}}^1$

素因数の和:12695

約数の個数: 24

約数和(自身を含む): 424461912

約数和(自身を除く): 222590932

約数列:

[1, 2, 4, 5, 10, 20, 853, 1706, 3412, 4265, 8530, 11833, 17060, 23666, 47332, 59165, 118330, 236660, 10093549, 20187098, 40374196, 50467745, 100935490, 201870980]

約数ペア:

[(1, 201870980), (2, 100935490), (4, 50467745), (5, 40374196), (10, 20187098), (20, 10093549), (853, 236660), (1706, 118330), (3412, 59165), (4265, 47332), (8530, 23666), (11833, 17060)]