569801980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{36479}}^1$

素因数の和:36570

約数の個数: 48

約数和(自身を含む): 1323786240

約数和(自身を除く): 753984260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3905, 7810, 15620, 36479, 72958, 145916, 182395, 364790, 401269, 729580, 802538, 1605076, 2006345, 2590009, 4012690, 5180018, 8025380, 10360036, 12950045, 25900090, 28490099, 51800180, 56980198, 113960396, 142450495, 284900990, 569801980]

約数ペア:

[(1, 569801980), (2, 284900990), (4, 142450495), (5, 113960396), (10, 56980198), (11, 51800180), (20, 28490099), (22, 25900090), (44, 12950045), (55, 10360036), (71, 8025380), (110, 5180018), (142, 4012690), (220, 2590009), (284, 2006345), (355, 1605076), (710, 802538), (781, 729580), (1420, 401269), (1562, 364790), (3124, 182395), (3905, 145916), (7810, 72958), (15620, 36479)]