28257760

素因数分解:

$2^5\times 5^1\times {\mathrm{176611}}^1$

素因数の和:176626

約数の個数: 24

約数和(自身を含む): 66759336

約数和(自身を除く): 38501576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 176611, 353222, 706444, 883055, 1412888, 1766110, 2825776, 3532220, 5651552, 7064440, 14128880, 28257760]

約数ペア:

[(1, 28257760), (2, 14128880), (4, 7064440), (5, 5651552), (8, 3532220), (10, 2825776), (16, 1766110), (20, 1412888), (32, 883055), (40, 706444), (80, 353222), (160, 176611)]