124144420

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{10909}}^1$

素因数の和:11487

約数の個数: 24

約数和(自身を含む): 261185400

約数和(自身を除く): 137040980

約数列:

[1, 2, 4, 5, 10, 20, 569, 1138, 2276, 2845, 5690, 10909, 11380, 21818, 43636, 54545, 109090, 218180, 6207221, 12414442, 24828884, 31036105, 62072210, 124144420]

約数ペア:

[(1, 124144420), (2, 62072210), (4, 31036105), (5, 24828884), (10, 12414442), (20, 6207221), (569, 218180), (1138, 109090), (2276, 54545), (2845, 43636), (5690, 21818), (10909, 11380)]