180290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1$

素因数の和:178

約数の個数: 24

約数和(自身を含む): 359100

約数和(自身を除く): 178810

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 149, 242, 298, 605, 745, 1210, 1490, 1639, 3278, 8195, 16390, 18029, 36058, 90145, 180290]

約数ペア:

[(1, 180290), (2, 90145), (5, 36058), (10, 18029), (11, 16390), (22, 8195), (55, 3278), (110, 1639), (121, 1490), (149, 1210), (242, 745), (298, 605)]