40398320

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7537}}^1$

素因数の和:7617

約数の個数: 40

約数和(自身を含む): 95340624

約数和(自身を除く): 54942304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 7537, 15074, 30148, 37685, 60296, 75370, 120592, 150740, 301480, 504979, 602960, 1009958, 2019916, 2524895, 4039832, 5049790, 8079664, 10099580, 20199160, 40398320]

約数ペア:

[(1, 40398320), (2, 20199160), (4, 10099580), (5, 8079664), (8, 5049790), (10, 4039832), (16, 2524895), (20, 2019916), (40, 1009958), (67, 602960), (80, 504979), (134, 301480), (268, 150740), (335, 120592), (536, 75370), (670, 60296), (1072, 37685), (1340, 30148), (2680, 15074), (5360, 7537)]