10019020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45541}}^1$

素因数の和:45561

約数の個数: 24

約数和(自身を含む): 22953168

約数和(自身を除く): 12934148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 45541, 91082, 182164, 227705, 455410, 500951, 910820, 1001902, 2003804, 2504755, 5009510, 10019020]

約数ペア:

[(1, 10019020), (2, 5009510), (4, 2504755), (5, 2003804), (10, 1001902), (11, 910820), (20, 500951), (22, 455410), (44, 227705), (55, 182164), (110, 91082), (220, 45541)]