859556680

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{4273}}^1$

素因数の和:4438

約数の個数: 64

約数和(自身を含む): 1994077440

約数和(自身を除く): 1134520760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 107, 188, 214, 235, 376, 428, 470, 535, 856, 940, 1070, 1880, 2140, 4273, 4280, 5029, 8546, 10058, 17092, 20116, 21365, 25145, 34184, 40232, 42730, 50290, 85460, 100580, 170920, 200831, 201160, 401662, 457211, 803324, 914422, 1004155, 1606648, 1828844, 2008310, 2286055, 3657688, 4016620, 4572110, 8033240, 9144220, 18288440, 21488917, 42977834, 85955668, 107444585, 171911336, 214889170, 429778340, 859556680]

約数ペア:

[(1, 859556680), (2, 429778340), (4, 214889170), (5, 171911336), (8, 107444585), (10, 85955668), (20, 42977834), (40, 21488917), (47, 18288440), (94, 9144220), (107, 8033240), (188, 4572110), (214, 4016620), (235, 3657688), (376, 2286055), (428, 2008310), (470, 1828844), (535, 1606648), (856, 1004155), (940, 914422), (1070, 803324), (1880, 457211), (2140, 401662), (4273, 201160), (4280, 200831), (5029, 170920), (8546, 100580), (10058, 85460), (17092, 50290), (20116, 42730), (21365, 40232), (25145, 34184)]