28355910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2963}}^1$

素因数の和:3013

約数の個数: 64

約数和(自身を含む): 76826880

約数和(自身を除く): 48470970

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 33, 55, 58, 66, 87, 110, 145, 165, 174, 290, 319, 330, 435, 638, 870, 957, 1595, 1914, 2963, 3190, 4785, 5926, 8889, 9570, 14815, 17778, 29630, 32593, 44445, 65186, 85927, 88890, 97779, 162965, 171854, 195558, 257781, 325930, 429635, 488895, 515562, 859270, 945197, 977790, 1288905, 1890394, 2577810, 2835591, 4725985, 5671182, 9451970, 14177955, 28355910]

約数ペア:

[(1, 28355910), (2, 14177955), (3, 9451970), (5, 5671182), (6, 4725985), (10, 2835591), (11, 2577810), (15, 1890394), (22, 1288905), (29, 977790), (30, 945197), (33, 859270), (55, 515562), (58, 488895), (66, 429635), (87, 325930), (110, 257781), (145, 195558), (165, 171854), (174, 162965), (290, 97779), (319, 88890), (330, 85927), (435, 65186), (638, 44445), (870, 32593), (957, 29630), (1595, 17778), (1914, 14815), (2963, 9570), (3190, 8889), (4785, 5926)]