478730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{977}}^1$

素因数の和:998

約数の個数: 24

約数和(自身を含む): 1003428

約数和(自身を除く): 524698

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 977, 1954, 4885, 6839, 9770, 13678, 34195, 47873, 68390, 95746, 239365, 478730]

約数ペア:

[(1, 478730), (2, 239365), (5, 95746), (7, 68390), (10, 47873), (14, 34195), (35, 13678), (49, 9770), (70, 6839), (98, 4885), (245, 1954), (490, 977)]