844298420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{701}}^1\times {\mathrm{1229}}^1$

素因数の和:1953

約数の個数: 72

約数和(自身を含む): 2067123240

約数和(自身を除く): 1222824820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 701, 980, 1229, 1402, 2458, 2804, 3505, 4907, 4916, 6145, 7010, 8603, 9814, 12290, 14020, 17206, 19628, 24535, 24580, 34349, 34412, 43015, 49070, 60221, 68698, 86030, 98140, 120442, 137396, 171745, 172060, 240884, 301105, 343490, 602210, 686980, 861529, 1204420, 1723058, 3446116, 4307645, 6030703, 8615290, 12061406, 17230580, 24122812, 30153515, 42214921, 60307030, 84429842, 120614060, 168859684, 211074605, 422149210, 844298420]

約数ペア:

[(1, 844298420), (2, 422149210), (4, 211074605), (5, 168859684), (7, 120614060), (10, 84429842), (14, 60307030), (20, 42214921), (28, 30153515), (35, 24122812), (49, 17230580), (70, 12061406), (98, 8615290), (140, 6030703), (196, 4307645), (245, 3446116), (490, 1723058), (701, 1204420), (980, 861529), (1229, 686980), (1402, 602210), (2458, 343490), (2804, 301105), (3505, 240884), (4907, 172060), (4916, 171745), (6145, 137396), (7010, 120442), (8603, 98140), (9814, 86030), (12290, 68698), (14020, 60221), (17206, 49070), (19628, 43015), (24535, 34412), (24580, 34349)]