20950630

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{123239}}^1$

素因数の和:123263

約数の個数: 16

約数和(自身を含む): 39929760

約数和(自身を除く): 18979130

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 123239, 246478, 616195, 1232390, 2095063, 4190126, 10475315, 20950630]

約数ペア:

[(1, 20950630), (2, 10475315), (5, 4190126), (10, 2095063), (17, 1232390), (34, 616195), (85, 246478), (170, 123239)]