10213900

素因数分解:

$2^2\times 5^2\times {\mathrm{102139}}^1$

素因数の和:102153

約数の個数: 18

約数和(自身を含む): 22164380

約数和(自身を除く): 11950480

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 102139, 204278, 408556, 510695, 1021390, 2042780, 2553475, 5106950, 10213900]

約数ペア:

[(1, 10213900), (2, 5106950), (4, 2553475), (5, 2042780), (10, 1021390), (20, 510695), (25, 408556), (50, 204278), (100, 102139)]