2018092580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{306701}}^1$

素因数の和:306764

約数の個数: 48

約数和(自身を含む): 4946489856

約数和(自身を除く): 2928397276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 306701, 613402, 1226804, 1533505, 2146907, 3067010, 4293814, 6134020, 8587628, 10734535, 14414947, 21469070, 28829894, 42938140, 57659788, 72074735, 100904629, 144149470, 201809258, 288298940, 403618516, 504523145, 1009046290, 2018092580]

約数ペア:

[(1, 2018092580), (2, 1009046290), (4, 504523145), (5, 403618516), (7, 288298940), (10, 201809258), (14, 144149470), (20, 100904629), (28, 72074735), (35, 57659788), (47, 42938140), (70, 28829894), (94, 21469070), (140, 14414947), (188, 10734535), (235, 8587628), (329, 6134020), (470, 4293814), (658, 3067010), (940, 2146907), (1316, 1533505), (1645, 1226804), (3290, 613402), (6580, 306701)]