38139440

素因数分解:

$2^4\times 5^1\times {\mathrm{476743}}^1$

素因数の和:476756

約数の個数: 20

約数和(自身を含む): 88674384

約数和(自身を除く): 50534944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 476743, 953486, 1906972, 2383715, 3813944, 4767430, 7627888, 9534860, 19069720, 38139440]

約数ペア:

[(1, 38139440), (2, 19069720), (4, 9534860), (5, 7627888), (8, 4767430), (10, 3813944), (16, 2383715), (20, 1906972), (40, 953486), (80, 476743)]