20246540

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{9461}}^1$

素因数の和:9577

約数の個数: 24

約数和(自身を含む): 42919632

約数和(自身を除く): 22673092

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 9461, 18922, 37844, 47305, 94610, 189220, 1012327, 2024654, 4049308, 5061635, 10123270, 20246540]

約数ペア:

[(1, 20246540), (2, 10123270), (4, 5061635), (5, 4049308), (10, 2024654), (20, 1012327), (107, 189220), (214, 94610), (428, 47305), (535, 37844), (1070, 18922), (2140, 9461)]