38649920

素因数分解:

$2^6\times 5^1\times {\mathrm{269}}^1\times {\mathrm{449}}^1$

素因数の和:735

約数の個数: 56

約数和(自身を含む): 92583000

約数和(自身を除く): 53933080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 269, 320, 449, 538, 898, 1076, 1345, 1796, 2152, 2245, 2690, 3592, 4304, 4490, 5380, 7184, 8608, 8980, 10760, 14368, 17216, 17960, 21520, 28736, 35920, 43040, 71840, 86080, 120781, 143680, 241562, 483124, 603905, 966248, 1207810, 1932496, 2415620, 3864992, 4831240, 7729984, 9662480, 19324960, 38649920]

約数ペア:

[(1, 38649920), (2, 19324960), (4, 9662480), (5, 7729984), (8, 4831240), (10, 3864992), (16, 2415620), (20, 1932496), (32, 1207810), (40, 966248), (64, 603905), (80, 483124), (160, 241562), (269, 143680), (320, 120781), (449, 86080), (538, 71840), (898, 43040), (1076, 35920), (1345, 28736), (1796, 21520), (2152, 17960), (2245, 17216), (2690, 14368), (3592, 10760), (4304, 8980), (4490, 8608), (5380, 7184)]