89144080

素因数分解:

$2^4\times 5^1\times {\mathrm{1114301}}^1$

素因数の和:1114314

約数の個数: 20

約数和(自身を含む): 207260172

約数和(自身を除く): 118116092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1114301, 2228602, 4457204, 5571505, 8914408, 11143010, 17828816, 22286020, 44572040, 89144080]

約数ペア:

[(1, 89144080), (2, 44572040), (4, 22286020), (5, 17828816), (8, 11143010), (10, 8914408), (16, 5571505), (20, 4457204), (40, 2228602), (80, 1114301)]