204557180

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{53549}}^1$

素因数の和:53749

約数の個数: 24

約数和(自身を含む): 431827200

約数和(自身を除く): 227270020

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 53549, 107098, 214196, 267745, 535490, 1070980, 10227859, 20455718, 40911436, 51139295, 102278590, 204557180]

約数ペア:

[(1, 204557180), (2, 102278590), (4, 51139295), (5, 40911436), (10, 20455718), (20, 10227859), (191, 1070980), (382, 535490), (764, 267745), (955, 214196), (1910, 107098), (3820, 53549)]