88987280

素因数分解:

$2^4\times 5^1\times {\mathrm{1112341}}^1$

素因数の和:1112354

約数の個数: 20

約数和(自身を含む): 206895612

約数和(自身を除く): 117908332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1112341, 2224682, 4449364, 5561705, 8898728, 11123410, 17797456, 22246820, 44493640, 88987280]

約数ペア:

[(1, 88987280), (2, 44493640), (4, 22246820), (5, 17797456), (8, 11123410), (10, 8898728), (16, 5561705), (20, 4449364), (40, 2224682), (80, 1112341)]