627898889480

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3061}}^1\times {\mathrm{109111}}^1$

素因数の和:112230

約数の個数: 64

約数和(自身を含む): 1443316078080

約数和(自身を除く): 815417188600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 3061, 6122, 12244, 15305, 24488, 30610, 61220, 109111, 122440, 143867, 218222, 287734, 436444, 545555, 575468, 719335, 872888, 1091110, 1150936, 1438670, 2182220, 2877340, 4364440, 5128217, 5754680, 10256434, 20512868, 25641085, 41025736, 51282170, 102564340, 205128680, 333988771, 667977542, 1335955084, 1669943855, 2671910168, 3339887710, 6679775420, 13359550840, 15697472237, 31394944474, 62789888948, 78487361185, 125579777896, 156974722370, 313949444740, 627898889480]

約数ペア:

[(1, 627898889480), (2, 313949444740), (4, 156974722370), (5, 125579777896), (8, 78487361185), (10, 62789888948), (20, 31394944474), (40, 15697472237), (47, 13359550840), (94, 6679775420), (188, 3339887710), (235, 2671910168), (376, 1669943855), (470, 1335955084), (940, 667977542), (1880, 333988771), (3061, 205128680), (6122, 102564340), (12244, 51282170), (15305, 41025736), (24488, 25641085), (30610, 20512868), (61220, 10256434), (109111, 5754680), (122440, 5128217), (143867, 4364440), (218222, 2877340), (287734, 2182220), (436444, 1438670), (545555, 1150936), (575468, 1091110), (719335, 872888)]