9008860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{281}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 21792960

約数和(自身を除く): 12784100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 229, 281, 458, 562, 916, 1124, 1145, 1405, 1603, 1967, 2290, 2810, 3206, 3934, 4580, 5620, 6412, 7868, 8015, 9835, 16030, 19670, 32060, 39340, 64349, 128698, 257396, 321745, 450443, 643490, 900886, 1286980, 1801772, 2252215, 4504430, 9008860]

約数ペア:

[(1, 9008860), (2, 4504430), (4, 2252215), (5, 1801772), (7, 1286980), (10, 900886), (14, 643490), (20, 450443), (28, 321745), (35, 257396), (70, 128698), (140, 64349), (229, 39340), (281, 32060), (458, 19670), (562, 16030), (916, 9835), (1124, 8015), (1145, 7868), (1405, 6412), (1603, 5620), (1967, 4580), (2290, 3934), (2810, 3206)]