8648990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{929}}^1$

素因数の和:969

約数の個数: 48

約数和(自身を含む): 19083600

約数和(自身を除く): 10434610

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 929, 931, 1330, 1858, 1862, 4645, 4655, 6503, 9290, 9310, 13006, 17651, 32515, 35302, 45521, 65030, 88255, 91042, 123557, 176510, 227605, 247114, 455210, 617785, 864899, 1235570, 1729798, 4324495, 8648990]

約数ペア:

[(1, 8648990), (2, 4324495), (5, 1729798), (7, 1235570), (10, 864899), (14, 617785), (19, 455210), (35, 247114), (38, 227605), (49, 176510), (70, 123557), (95, 91042), (98, 88255), (133, 65030), (190, 45521), (245, 35302), (266, 32515), (490, 17651), (665, 13006), (929, 9310), (931, 9290), (1330, 6503), (1858, 4655), (1862, 4645)]