27841460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1787}}^1$

素因数の和:1856

約数の個数: 48

約数和(自身を含む): 63080640

約数和(自身を除く): 35239180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 1787, 3116, 3574, 3895, 7148, 7790, 8935, 15580, 17870, 33953, 35740, 67906, 73267, 135812, 146534, 169765, 293068, 339530, 366335, 679060, 732670, 1392073, 1465340, 2784146, 5568292, 6960365, 13920730, 27841460]

約数ペア:

[(1, 27841460), (2, 13920730), (4, 6960365), (5, 5568292), (10, 2784146), (19, 1465340), (20, 1392073), (38, 732670), (41, 679060), (76, 366335), (82, 339530), (95, 293068), (164, 169765), (190, 146534), (205, 135812), (380, 73267), (410, 67906), (779, 35740), (820, 33953), (1558, 17870), (1787, 15580), (3116, 8935), (3574, 7790), (3895, 7148)]