12932720

素因数分解:

$2^4\times 5^1\times {\mathrm{161659}}^1$

素因数の和:161672

約数の個数: 20

約数和(自身を含む): 30068760

約数和(自身を除く): 17136040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 161659, 323318, 646636, 808295, 1293272, 1616590, 2586544, 3233180, 6466360, 12932720]

約数ペア:

[(1, 12932720), (2, 6466360), (4, 3233180), (5, 2586544), (8, 1616590), (10, 1293272), (16, 808295), (20, 646636), (40, 323318), (80, 161659)]