39038020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{278843}}^1$

素因数の和:278859

約数の個数: 24

約数和(自身を含む): 93691584

約数和(自身を除く): 54653564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 278843, 557686, 1115372, 1394215, 1951901, 2788430, 3903802, 5576860, 7807604, 9759505, 19519010, 39038020]

約数ペア:

[(1, 39038020), (2, 19519010), (4, 9759505), (5, 7807604), (7, 5576860), (10, 3903802), (14, 2788430), (20, 1951901), (28, 1394215), (35, 1115372), (70, 557686), (140, 278843)]