89276780

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{39503}}^1$

素因数の和:39625

約数の個数: 24

約数和(自身を含む): 189145152

約数和(自身を除く): 99868372

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 39503, 79006, 158012, 197515, 395030, 790060, 4463839, 8927678, 17855356, 22319195, 44638390, 89276780]

約数ペア:

[(1, 89276780), (2, 44638390), (4, 22319195), (5, 17855356), (10, 8927678), (20, 4463839), (113, 790060), (226, 395030), (452, 197515), (565, 158012), (1130, 79006), (2260, 39503)]