38968880

素因数分解:

$2^4\times 5^1\times {\mathrm{487111}}^1$

素因数の和:487124

約数の個数: 20

約数和(自身を含む): 90602832

約数和(自身を除く): 51633952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487111, 974222, 1948444, 2435555, 3896888, 4871110, 7793776, 9742220, 19484440, 38968880]

約数ペア:

[(1, 38968880), (2, 19484440), (4, 9742220), (5, 7793776), (8, 4871110), (10, 3896888), (16, 2435555), (20, 1948444), (40, 974222), (80, 487111)]