11816720

素因数分解:

$2^4\times 5^1\times {\mathrm{147709}}^1$

素因数の和:147722

約数の個数: 20

約数和(自身を含む): 27474060

約数和(自身を除く): 15657340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 147709, 295418, 590836, 738545, 1181672, 1477090, 2363344, 2954180, 5908360, 11816720]

約数ペア:

[(1, 11816720), (2, 5908360), (4, 2954180), (5, 2363344), (8, 1477090), (10, 1181672), (16, 738545), (20, 590836), (40, 295418), (80, 147709)]