89375920

素因数分解:

$2^4\times 5^1\times {\mathrm{1117199}}^1$

素因数の和:1117212

約数の個数: 20

約数和(自身を含む): 207799200

約数和(自身を除く): 118423280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1117199, 2234398, 4468796, 5585995, 8937592, 11171990, 17875184, 22343980, 44687960, 89375920]

約数ペア:

[(1, 89375920), (2, 44687960), (4, 22343980), (5, 17875184), (8, 11171990), (10, 8937592), (16, 5585995), (20, 4468796), (40, 2234398), (80, 1117199)]