20138600

素因数分解:

$2^3\times 5^2\times {\mathrm{100693}}^1$

素因数の和:100709

約数の個数: 24

約数和(自身を含む): 46822710

約数和(自身を除く): 26684110

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 100693, 201386, 402772, 503465, 805544, 1006930, 2013860, 2517325, 4027720, 5034650, 10069300, 20138600]

約数ペア:

[(1, 20138600), (2, 10069300), (4, 5034650), (5, 4027720), (8, 2517325), (10, 2013860), (20, 1006930), (25, 805544), (40, 503465), (50, 402772), (100, 201386), (200, 100693)]