9480940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{281}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 22929984

約数和(自身を除く): 13449044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 281, 482, 562, 964, 1124, 1205, 1405, 1687, 1967, 2410, 2810, 3374, 3934, 4820, 5620, 6748, 7868, 8435, 9835, 16870, 19670, 33740, 39340, 67721, 135442, 270884, 338605, 474047, 677210, 948094, 1354420, 1896188, 2370235, 4740470, 9480940]

約数ペア:

[(1, 9480940), (2, 4740470), (4, 2370235), (5, 1896188), (7, 1354420), (10, 948094), (14, 677210), (20, 474047), (28, 338605), (35, 270884), (70, 135442), (140, 67721), (241, 39340), (281, 33740), (482, 19670), (562, 16870), (964, 9835), (1124, 8435), (1205, 7868), (1405, 6748), (1687, 5620), (1967, 4820), (2410, 3934), (2810, 3374)]