3138304180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{36671}}^1$

素因数の和:37080

約数の個数: 48

約数和(自身を含む): 7208248320

約数和(自身を除く): 4069944140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 389, 778, 1556, 1945, 3890, 4279, 7780, 8558, 17116, 21395, 36671, 42790, 73342, 85580, 146684, 183355, 366710, 403381, 733420, 806762, 1613524, 2016905, 4033810, 8067620, 14265019, 28530038, 57060076, 71325095, 142650190, 156915209, 285300380, 313830418, 627660836, 784576045, 1569152090, 3138304180]

約数ペア:

[(1, 3138304180), (2, 1569152090), (4, 784576045), (5, 627660836), (10, 313830418), (11, 285300380), (20, 156915209), (22, 142650190), (44, 71325095), (55, 57060076), (110, 28530038), (220, 14265019), (389, 8067620), (778, 4033810), (1556, 2016905), (1945, 1613524), (3890, 806762), (4279, 733420), (7780, 403381), (8558, 366710), (17116, 183355), (21395, 146684), (36671, 85580), (42790, 73342)]