4870820

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1019}}^1$

素因数の和:1267

約数の個数: 24

約数和(自身を含む): 10281600

約数和(自身を除く): 5410780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1019, 1195, 2038, 2390, 4076, 4780, 5095, 10190, 20380, 243541, 487082, 974164, 1217705, 2435410, 4870820]

約数ペア:

[(1, 4870820), (2, 2435410), (4, 1217705), (5, 974164), (10, 487082), (20, 243541), (239, 20380), (478, 10190), (956, 5095), (1019, 4780), (1195, 4076), (2038, 2390)]