22712720

素因数分解:

$2^4\times 5^1\times {\mathrm{283909}}^1$

素因数の和:283922

約数の個数: 20

約数和(自身を含む): 52807260

約数和(自身を除く): 30094540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283909, 567818, 1135636, 1419545, 2271272, 2839090, 4542544, 5678180, 11356360, 22712720]

約数ペア:

[(1, 22712720), (2, 11356360), (4, 5678180), (5, 4542544), (8, 2839090), (10, 2271272), (16, 1419545), (20, 1135636), (40, 567818), (80, 283909)]