4640780

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4937}}^1$

素因数の和:4993

約数の個数: 24

約数和(自身を含む): 9955008

約数和(自身を除く): 5314228

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 4937, 9874, 19748, 24685, 49370, 98740, 232039, 464078, 928156, 1160195, 2320390, 4640780]

約数ペア:

[(1, 4640780), (2, 2320390), (4, 1160195), (5, 928156), (10, 464078), (20, 232039), (47, 98740), (94, 49370), (188, 24685), (235, 19748), (470, 9874), (940, 4937)]