22487480

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3449}}^1$

素因数の和:3623

約数の個数: 32

約数和(自身を含む): 50922000

約数和(自身を除く): 28434520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 3449, 6520, 6898, 13796, 17245, 27592, 34490, 68980, 137960, 562187, 1124374, 2248748, 2810935, 4497496, 5621870, 11243740, 22487480]

約数ペア:

[(1, 22487480), (2, 11243740), (4, 5621870), (5, 4497496), (8, 2810935), (10, 2248748), (20, 1124374), (40, 562187), (163, 137960), (326, 68980), (652, 34490), (815, 27592), (1304, 17245), (1630, 13796), (3260, 6898), (3449, 6520)]