124616720

素因数分解:

$2^4\times 5^1\times {\mathrm{1557709}}^1$

素因数の和:1557722

約数の個数: 20

約数和(自身を含む): 289734060

約数和(自身を除く): 165117340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1557709, 3115418, 6230836, 7788545, 12461672, 15577090, 24923344, 31154180, 62308360, 124616720]

約数ペア:

[(1, 124616720), (2, 62308360), (4, 31154180), (5, 24923344), (8, 15577090), (10, 12461672), (16, 7788545), (20, 6230836), (40, 3115418), (80, 1557709)]