4208804545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1999}}^1\times {\mathrm{38281}}^1$

素因数の和:40296

約数の個数: 16

約数和(自身を含む): 5512608000

約数和(自身を除く): 1303803455

約数列:

[1, 5, 11, 55, 1999, 9995, 21989, 38281, 109945, 191405, 421091, 2105455, 76523719, 382618595, 841760909, 4208804545]

約数ペア:

[(1, 4208804545), (5, 841760909), (11, 382618595), (55, 76523719), (1999, 2105455), (9995, 421091), (21989, 191405), (38281, 109945)]