8498320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5591}}^1$

素因数の和:5623

約数の個数: 40

約数和(自身を含む): 20802240

約数和(自身を除く): 12303920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 5591, 11182, 22364, 27955, 44728, 55910, 89456, 106229, 111820, 212458, 223640, 424916, 447280, 531145, 849832, 1062290, 1699664, 2124580, 4249160, 8498320]

約数ペア:

[(1, 8498320), (2, 4249160), (4, 2124580), (5, 1699664), (8, 1062290), (10, 849832), (16, 531145), (19, 447280), (20, 424916), (38, 223640), (40, 212458), (76, 111820), (80, 106229), (95, 89456), (152, 55910), (190, 44728), (304, 27955), (380, 22364), (760, 11182), (1520, 5591)]