23572760

素因数分解:

$2^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1181}}^1$

素因数の和:1691

約数の個数: 32

約数和(自身を含む): 53190000

約数和(自身を除く): 29617240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 499, 998, 1181, 1996, 2362, 2495, 3992, 4724, 4990, 5905, 9448, 9980, 11810, 19960, 23620, 47240, 589319, 1178638, 2357276, 2946595, 4714552, 5893190, 11786380, 23572760]

約数ペア:

[(1, 23572760), (2, 11786380), (4, 5893190), (5, 4714552), (8, 2946595), (10, 2357276), (20, 1178638), (40, 589319), (499, 47240), (998, 23620), (1181, 19960), (1996, 11810), (2362, 9980), (2495, 9448), (3992, 5905), (4724, 4990)]