39790480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^2\times {\mathrm{269}}^1$

素因数の和:368

約数の個数: 60

約数和(自身を含む): 95066460

約数和(自身を除く): 55275980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 269, 344, 430, 538, 688, 860, 1076, 1345, 1720, 1849, 2152, 2690, 3440, 3698, 4304, 5380, 7396, 9245, 10760, 11567, 14792, 18490, 21520, 23134, 29584, 36980, 46268, 57835, 73960, 92536, 115670, 147920, 185072, 231340, 462680, 497381, 925360, 994762, 1989524, 2486905, 3979048, 4973810, 7958096, 9947620, 19895240, 39790480]

約数ペア:

[(1, 39790480), (2, 19895240), (4, 9947620), (5, 7958096), (8, 4973810), (10, 3979048), (16, 2486905), (20, 1989524), (40, 994762), (43, 925360), (80, 497381), (86, 462680), (172, 231340), (215, 185072), (269, 147920), (344, 115670), (430, 92536), (538, 73960), (688, 57835), (860, 46268), (1076, 36980), (1345, 29584), (1720, 23134), (1849, 21520), (2152, 18490), (2690, 14792), (3440, 11567), (3698, 10760), (4304, 9245), (5380, 7396)]