218409010

素因数分解:

$2^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{71143}}^1$

素因数の和:71457

約数の個数: 16

約数和(自身を含む): 394422336

約数和(自身を除く): 176013326

約数列:

[1, 2, 5, 10, 307, 614, 1535, 3070, 71143, 142286, 355715, 711430, 21840901, 43681802, 109204505, 218409010]

約数ペア:

[(1, 218409010), (2, 109204505), (5, 43681802), (10, 21840901), (307, 711430), (614, 355715), (1535, 142286), (3070, 71143)]