10520420

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{5107}}^1$

素因数の和:5219

約数の個数: 24

約数和(自身を含む): 22311744

約数和(自身を除く): 11791324

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 5107, 10214, 20428, 25535, 51070, 102140, 526021, 1052042, 2104084, 2630105, 5260210, 10520420]

約数ペア:

[(1, 10520420), (2, 5260210), (4, 2630105), (5, 2104084), (10, 1052042), (20, 526021), (103, 102140), (206, 51070), (412, 25535), (515, 20428), (1030, 10214), (2060, 5107)]