17289020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{123493}}^1$

素因数の和:123509

約数の個数: 24

約数和(自身を含む): 41493984

約数和(自身を除く): 24204964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 123493, 246986, 493972, 617465, 864451, 1234930, 1728902, 2469860, 3457804, 4322255, 8644510, 17289020]

約数ペア:

[(1, 17289020), (2, 8644510), (4, 4322255), (5, 3457804), (7, 2469860), (10, 1728902), (14, 1234930), (20, 864451), (28, 617465), (35, 493972), (70, 246986), (140, 123493)]