4490140

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{487}}^1$

素因数の和:957

約数の個数: 24

約数和(自身を含む): 9469152

約数和(自身を除く): 4979012

約数列:

[1, 2, 4, 5, 10, 20, 461, 487, 922, 974, 1844, 1948, 2305, 2435, 4610, 4870, 9220, 9740, 224507, 449014, 898028, 1122535, 2245070, 4490140]

約数ペア:

[(1, 4490140), (2, 2245070), (4, 1122535), (5, 898028), (10, 449014), (20, 224507), (461, 9740), (487, 9220), (922, 4870), (974, 4610), (1844, 2435), (1948, 2305)]