89974480

素因数分解:

$2^4\times 5^1\times {\mathrm{1124681}}^1$

素因数の和:1124694

約数の個数: 20

約数和(自身を含む): 209190852

約数和(自身を除く): 119216372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1124681, 2249362, 4498724, 5623405, 8997448, 11246810, 17994896, 22493620, 44987240, 89974480]

約数ペア:

[(1, 89974480), (2, 44987240), (4, 22493620), (5, 17994896), (8, 11246810), (10, 8997448), (16, 5623405), (20, 4498724), (40, 2249362), (80, 1124681)]