23905240

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2381}}^1$

素因数の和:2643

約数の個数: 32

約数和(自身を含む): 54023760

約数和(自身を除く): 30118520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2381, 2510, 4762, 5020, 9524, 10040, 11905, 19048, 23810, 47620, 95240, 597631, 1195262, 2390524, 2988155, 4781048, 5976310, 11952620, 23905240]

約数ペア:

[(1, 23905240), (2, 11952620), (4, 5976310), (5, 4781048), (8, 2988155), (10, 2390524), (20, 1195262), (40, 597631), (251, 95240), (502, 47620), (1004, 23810), (1255, 19048), (2008, 11905), (2381, 10040), (2510, 9524), (4762, 5020)]