2080780070

素因数分解:

$2^1\times 5^1\times {\mathrm{15791}}^1\times {\mathrm{13177}}^1$

素因数の和:28975

約数の個数: 16

約数和(自身を含む): 3745925568

約数和(自身を除く): 1665145498

約数列:

[1, 2, 5, 10, 13177, 15791, 26354, 31582, 65885, 78955, 131770, 157910, 208078007, 416156014, 1040390035, 2080780070]

約数ペア:

[(1, 2080780070), (2, 1040390035), (5, 416156014), (10, 208078007), (13177, 157910), (15791, 131770), (26354, 78955), (31582, 65885)]