39799120

素因数分解:

$2^4\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1123}}^1$

素因数の和:1579

約数の個数: 40

約数和(自身を含む): 92824416

約数和(自身を除く): 53025296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 443, 886, 1123, 1772, 2215, 2246, 3544, 4430, 4492, 5615, 7088, 8860, 8984, 11230, 17720, 17968, 22460, 35440, 44920, 89840, 497489, 994978, 1989956, 2487445, 3979912, 4974890, 7959824, 9949780, 19899560, 39799120]

約数ペア:

[(1, 39799120), (2, 19899560), (4, 9949780), (5, 7959824), (8, 4974890), (10, 3979912), (16, 2487445), (20, 1989956), (40, 994978), (80, 497489), (443, 89840), (886, 44920), (1123, 35440), (1772, 22460), (2215, 17968), (2246, 17720), (3544, 11230), (4430, 8984), (4492, 8860), (5615, 7088)]