42244420

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{20507}}^1$

素因数の和:20619

約数の個数: 24

約数和(自身を含む): 89578944

約数和(自身を除く): 47334524

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 20507, 41014, 82028, 102535, 205070, 410140, 2112221, 4224442, 8448884, 10561105, 21122210, 42244420]

約数ペア:

[(1, 42244420), (2, 21122210), (4, 10561105), (5, 8448884), (10, 4224442), (20, 2112221), (103, 410140), (206, 205070), (412, 102535), (515, 82028), (1030, 41014), (2060, 20507)]