89730020

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{14153}}^1$

素因数の和:14479

約数の個数: 24

約数和(自身を含む): 189040824

約数和(自身を除く): 99310804

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 3170, 6340, 14153, 28306, 56612, 70765, 141530, 283060, 4486501, 8973002, 17946004, 22432505, 44865010, 89730020]

約数ペア:

[(1, 89730020), (2, 44865010), (4, 22432505), (5, 17946004), (10, 8973002), (20, 4486501), (317, 283060), (634, 141530), (1268, 70765), (1585, 56612), (3170, 28306), (6340, 14153)]