12252020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{55691}}^1$

素因数の和:55711

約数の個数: 24

約数和(自身を含む): 28068768

約数和(自身を除く): 15816748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 55691, 111382, 222764, 278455, 556910, 612601, 1113820, 1225202, 2450404, 3063005, 6126010, 12252020]

約数ペア:

[(1, 12252020), (2, 6126010), (4, 3063005), (5, 2450404), (10, 1225202), (11, 1113820), (20, 612601), (22, 556910), (44, 278455), (55, 222764), (110, 111382), (220, 55691)]