447202420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{456329}}^1$

素因数の和:456352

約数の個数: 36

約数和(自身を含む): 1092454020

約数和(自身を除く): 645251600

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 456329, 912658, 1825316, 2281645, 3194303, 4563290, 6388606, 9126580, 12777212, 15971515, 22360121, 31943030, 44720242, 63886060, 89440484, 111800605, 223601210, 447202420]

約数ペア:

[(1, 447202420), (2, 223601210), (4, 111800605), (5, 89440484), (7, 63886060), (10, 44720242), (14, 31943030), (20, 22360121), (28, 15971515), (35, 12777212), (49, 9126580), (70, 6388606), (98, 4563290), (140, 3194303), (196, 2281645), (245, 1825316), (490, 912658), (980, 456329)]