6472720

素因数分解:

$2^4\times 5^1\times {\mathrm{80909}}^1$

素因数の和:80922

約数の個数: 20

約数和(自身を含む): 15049260

約数和(自身を除く): 8576540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 80909, 161818, 323636, 404545, 647272, 809090, 1294544, 1618180, 3236360, 6472720]

約数ペア:

[(1, 6472720), (2, 3236360), (4, 1618180), (5, 1294544), (8, 809090), (10, 647272), (16, 404545), (20, 323636), (40, 161818), (80, 80909)]