28546480

素因数分解:

$2^4\times 5^1\times {\mathrm{356831}}^1$

素因数の和:356844

約数の個数: 20

約数和(自身を含む): 66370752

約数和(自身を除く): 37824272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 356831, 713662, 1427324, 1784155, 2854648, 3568310, 5709296, 7136620, 14273240, 28546480]

約数ペア:

[(1, 28546480), (2, 14273240), (4, 7136620), (5, 5709296), (8, 3568310), (10, 2854648), (16, 1784155), (20, 1427324), (40, 713662), (80, 356831)]