12563480

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{709}}^1$

素因数の和:1163

約数の個数: 32

約数和(自身を含む): 28371600

約数和(自身を除く): 15808120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 709, 886, 1418, 1772, 2215, 2836, 3544, 3545, 4430, 5672, 7090, 8860, 14180, 17720, 28360, 314087, 628174, 1256348, 1570435, 2512696, 3140870, 6281740, 12563480]

約数ペア:

[(1, 12563480), (2, 6281740), (4, 3140870), (5, 2512696), (8, 1570435), (10, 1256348), (20, 628174), (40, 314087), (443, 28360), (709, 17720), (886, 14180), (1418, 8860), (1772, 7090), (2215, 5672), (2836, 4430), (3544, 3545)]