17289860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{123499}}^1$

素因数の和:123515

約数の個数: 24

約数和(自身を含む): 41496000

約数和(自身を除く): 24206140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 123499, 246998, 493996, 617495, 864493, 1234990, 1728986, 2469980, 3457972, 4322465, 8644930, 17289860]

約数ペア:

[(1, 17289860), (2, 8644930), (4, 4322465), (5, 3457972), (7, 2469980), (10, 1728986), (14, 1234990), (20, 864493), (28, 617495), (35, 493996), (70, 246998), (140, 123499)]