2021600920

素因数分解:

$2^3\times 5^1\times {\mathrm{50540023}}^1$

素因数の和:50540034

約数の個数: 16

約数和(自身を含む): 4548602160

約数和(自身を除く): 2527001240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50540023, 101080046, 202160092, 252700115, 404320184, 505400230, 1010800460, 2021600920]

約数ペア:

[(1, 2021600920), (2, 1010800460), (4, 505400230), (5, 404320184), (8, 252700115), (10, 202160092), (20, 101080046), (40, 50540023)]