720038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1423}}^1$

素因数の和:1459

約数の個数: 16

約数和(自身を含む): 1230336

約数和(自身を除く): 510298

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 1423, 2846, 15653, 31306, 32729, 65458, 360019, 720038]

約数ペア:

[(1, 720038), (2, 360019), (11, 65458), (22, 32729), (23, 31306), (46, 15653), (253, 2846), (506, 1423)]