38478020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{274843}}^1$

素因数の和:274859

約数の個数: 24

約数和(自身を含む): 92347584

約数和(自身を除く): 53869564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 274843, 549686, 1099372, 1374215, 1923901, 2748430, 3847802, 5496860, 7695604, 9619505, 19239010, 38478020]

約数ペア:

[(1, 38478020), (2, 19239010), (4, 9619505), (5, 7695604), (7, 5496860), (10, 3847802), (14, 2748430), (20, 1923901), (28, 1374215), (35, 1099372), (70, 549686), (140, 274843)]