2019921310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3221}}^1\times {\mathrm{5701}}^1$

素因数の和:8940

約数の個数: 32

約数和(自身を含む): 3968318304

約数和(自身を除く): 1948396994

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 3221, 5701, 6442, 11402, 16105, 28505, 32210, 35431, 57010, 62711, 70862, 125422, 177155, 313555, 354310, 627110, 18362921, 36725842, 91814605, 183629210, 201992131, 403984262, 1009960655, 2019921310]

約数ペア:

[(1, 2019921310), (2, 1009960655), (5, 403984262), (10, 201992131), (11, 183629210), (22, 91814605), (55, 36725842), (110, 18362921), (3221, 627110), (5701, 354310), (6442, 313555), (11402, 177155), (16105, 125422), (28505, 70862), (32210, 62711), (35431, 57010)]