88910320

素因数分解:

$2^4\times 5^1\times {\mathrm{1111379}}^1$

素因数の和:1111392

約数の個数: 20

約数和(自身を含む): 206716680

約数和(自身を除く): 117806360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1111379, 2222758, 4445516, 5556895, 8891032, 11113790, 17782064, 22227580, 44455160, 88910320]

約数ペア:

[(1, 88910320), (2, 44455160), (4, 22227580), (5, 17782064), (8, 11113790), (10, 8891032), (16, 5556895), (20, 4445516), (40, 2222758), (80, 1111379)]