72678980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{330359}}^1$

素因数の和:330379

約数の個数: 24

約数和(自身を含む): 166501440

約数和(自身を除く): 93822460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 330359, 660718, 1321436, 1651795, 3303590, 3633949, 6607180, 7267898, 14535796, 18169745, 36339490, 72678980]

約数ペア:

[(1, 72678980), (2, 36339490), (4, 18169745), (5, 14535796), (10, 7267898), (11, 6607180), (20, 3633949), (22, 3303590), (44, 1651795), (55, 1321436), (110, 660718), (220, 330359)]