12832720

素因数分解:

$2^4\times 5^1\times {\mathrm{160409}}^1$

素因数の和:160422

約数の個数: 20

約数和(自身を含む): 29836260

約数和(自身を除く): 17003540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 160409, 320818, 641636, 802045, 1283272, 1604090, 2566544, 3208180, 6416360, 12832720]

約数ペア:

[(1, 12832720), (2, 6416360), (4, 3208180), (5, 2566544), (8, 1604090), (10, 1283272), (16, 802045), (20, 641636), (40, 320818), (80, 160409)]