2018457020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2269}}^1\times {\mathrm{2341}}^1$

素因数の和:4638

約数の個数: 48

約数和(自身を含む): 4465725600

約数和(自身を除く): 2447268580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2269, 2341, 4538, 4682, 9076, 9364, 11345, 11705, 22690, 23410, 43111, 44479, 45380, 46820, 86222, 88958, 172444, 177916, 215555, 222395, 431110, 444790, 862220, 889580, 5311729, 10623458, 21246916, 26558645, 53117290, 100922851, 106234580, 201845702, 403691404, 504614255, 1009228510, 2018457020]

約数ペア:

[(1, 2018457020), (2, 1009228510), (4, 504614255), (5, 403691404), (10, 201845702), (19, 106234580), (20, 100922851), (38, 53117290), (76, 26558645), (95, 21246916), (190, 10623458), (380, 5311729), (2269, 889580), (2341, 862220), (4538, 444790), (4682, 431110), (9076, 222395), (9364, 215555), (11345, 177916), (11705, 172444), (22690, 88958), (23410, 86222), (43111, 46820), (44479, 45380)]