908966480

素因数分解:

$2^4\times 5^1\times {\mathrm{11362081}}^1$

素因数の和:11362094

約数の個数: 20

約数和(自身を含む): 2113347252

約数和(自身を除く): 1204380772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 11362081, 22724162, 45448324, 56810405, 90896648, 113620810, 181793296, 227241620, 454483240, 908966480]

約数ペア:

[(1, 908966480), (2, 454483240), (4, 227241620), (5, 181793296), (8, 113620810), (10, 90896648), (16, 56810405), (20, 45448324), (40, 22724162), (80, 11362081)]