201588820

素因数分解:

$2^2\times 5^1\times {\mathrm{2459}}^1\times {\mathrm{4099}}^1$

素因数の和:6567

約数の個数: 24

約数和(自身を含む): 423612000

約数和(自身を除く): 222023180

約数列:

[1, 2, 4, 5, 10, 20, 2459, 4099, 4918, 8198, 9836, 12295, 16396, 20495, 24590, 40990, 49180, 81980, 10079441, 20158882, 40317764, 50397205, 100794410, 201588820]

約数ペア:

[(1, 201588820), (2, 100794410), (4, 50397205), (5, 40317764), (10, 20158882), (20, 10079441), (2459, 81980), (4099, 49180), (4918, 40990), (8198, 24590), (9836, 20495), (12295, 16396)]