8121260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{8287}}^1$

素因数の和:8310

約数の個数: 36

約数和(自身を含む): 19841472

約数和(自身を除く): 11720212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 8287, 16574, 33148, 41435, 58009, 82870, 116018, 165740, 232036, 290045, 406063, 580090, 812126, 1160180, 1624252, 2030315, 4060630, 8121260]

約数ペア:

[(1, 8121260), (2, 4060630), (4, 2030315), (5, 1624252), (7, 1160180), (10, 812126), (14, 580090), (20, 406063), (28, 290045), (35, 232036), (49, 165740), (70, 116018), (98, 82870), (140, 58009), (196, 41435), (245, 33148), (490, 16574), (980, 8287)]