28216480

素因数分解:

$2^5\times 5^1\times {\mathrm{176353}}^1$

素因数の和:176368

約数の個数: 24

約数和(自身を含む): 66661812

約数和(自身を除く): 38445332

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 176353, 352706, 705412, 881765, 1410824, 1763530, 2821648, 3527060, 5643296, 7054120, 14108240, 28216480]

約数ペア:

[(1, 28216480), (2, 14108240), (4, 7054120), (5, 5643296), (8, 3527060), (10, 2821648), (16, 1763530), (20, 1410824), (32, 881765), (40, 705412), (80, 352706), (160, 176353)]