15798020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{112843}}^1$

素因数の和:112859

約数の個数: 24

約数和(自身を含む): 37915584

約数和(自身を除く): 22117564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 112843, 225686, 451372, 564215, 789901, 1128430, 1579802, 2256860, 3159604, 3949505, 7899010, 15798020]

約数ペア:

[(1, 15798020), (2, 7899010), (4, 3949505), (5, 3159604), (7, 2256860), (10, 1579802), (14, 1128430), (20, 789901), (28, 564215), (35, 451372), (70, 225686), (140, 112843)]