16647320

素因数分解:

$2^3\times 5^1\times {\mathrm{587}}^1\times {\mathrm{709}}^1$

素因数の和:1307

約数の個数: 32

約数和(自身を含む): 37573200

約数和(自身を除く): 20925880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 587, 709, 1174, 1418, 2348, 2836, 2935, 3545, 4696, 5672, 5870, 7090, 11740, 14180, 23480, 28360, 416183, 832366, 1664732, 2080915, 3329464, 4161830, 8323660, 16647320]

約数ペア:

[(1, 16647320), (2, 8323660), (4, 4161830), (5, 3329464), (8, 2080915), (10, 1664732), (20, 832366), (40, 416183), (587, 28360), (709, 23480), (1174, 14180), (1418, 11740), (2348, 7090), (2836, 5870), (2935, 5672), (3545, 4696)]