47744440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 112752000

約数和(自身を除く): 65007560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 79, 116, 145, 158, 232, 290, 316, 395, 521, 580, 632, 790, 1042, 1160, 1580, 2084, 2291, 2605, 3160, 4168, 4582, 5210, 9164, 10420, 11455, 15109, 18328, 20840, 22910, 30218, 41159, 45820, 60436, 75545, 82318, 91640, 120872, 151090, 164636, 205795, 302180, 329272, 411590, 604360, 823180, 1193611, 1646360, 2387222, 4774444, 5968055, 9548888, 11936110, 23872220, 47744440]

約数ペア:

[(1, 47744440), (2, 23872220), (4, 11936110), (5, 9548888), (8, 5968055), (10, 4774444), (20, 2387222), (29, 1646360), (40, 1193611), (58, 823180), (79, 604360), (116, 411590), (145, 329272), (158, 302180), (232, 205795), (290, 164636), (316, 151090), (395, 120872), (521, 91640), (580, 82318), (632, 75545), (790, 60436), (1042, 45820), (1160, 41159), (1580, 30218), (2084, 22910), (2291, 20840), (2605, 18328), (3160, 15109), (4168, 11455), (4582, 10420), (5210, 9164)]