20144500

素因数分解:

$2^2\times 5^3\times {\mathrm{40289}}^1$

素因数の和:40308

約数の個数: 24

約数和(自身を含む): 43996680

約数和(自身を除く): 23852180

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 40289, 80578, 161156, 201445, 402890, 805780, 1007225, 2014450, 4028900, 5036125, 10072250, 20144500]

約数ペア:

[(1, 20144500), (2, 10072250), (4, 5036125), (5, 4028900), (10, 2014450), (20, 1007225), (25, 805780), (50, 402890), (100, 201445), (125, 161156), (250, 80578), (500, 40289)]