3207320

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{443}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 7272720

約数和(自身を除く): 4065400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 443, 724, 886, 905, 1448, 1772, 1810, 2215, 3544, 3620, 4430, 7240, 8860, 17720, 80183, 160366, 320732, 400915, 641464, 801830, 1603660, 3207320]

約数ペア:

[(1, 3207320), (2, 1603660), (4, 801830), (5, 641464), (8, 400915), (10, 320732), (20, 160366), (40, 80183), (181, 17720), (362, 8860), (443, 7240), (724, 4430), (886, 3620), (905, 3544), (1448, 2215), (1772, 1810)]