2012249900

素因数分解:

$2^2\times 5^2\times {\mathrm{20122499}}^1$

素因数の和:20122513

約数の個数: 18

約数和(自身を含む): 4366582500

約数和(自身を除く): 2354332600

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20122499, 40244998, 80489996, 100612495, 201224990, 402449980, 503062475, 1006124950, 2012249900]

約数ペア:

[(1, 2012249900), (2, 1006124950), (4, 503062475), (5, 402449980), (10, 201224990), (20, 100612495), (25, 80489996), (50, 40244998), (100, 20122499)]