486578170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{120739}}^1$

素因数の和:120790

約数の個数: 32

約数和(自身を含む): 973647360

約数和(自身を除く): 487069190

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 120739, 241478, 603695, 1207390, 1569607, 3139214, 3742909, 7485818, 7848035, 15696070, 18714545, 37429090, 48657817, 97315634, 243289085, 486578170]

約数ペア:

[(1, 486578170), (2, 243289085), (5, 97315634), (10, 48657817), (13, 37429090), (26, 18714545), (31, 15696070), (62, 7848035), (65, 7485818), (130, 3742909), (155, 3139214), (310, 1569607), (403, 1207390), (806, 603695), (2015, 241478), (4030, 120739)]