1680329140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{91621}}^1$

素因数の和:91768

約数の個数: 48

約数和(自身を含む): 4063618944

約数和(自身を除く): 2383289804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4585, 9170, 18340, 91621, 183242, 366484, 458105, 641347, 916210, 1282694, 1832420, 2565388, 3206735, 6413470, 12002351, 12826940, 24004702, 48009404, 60011755, 84016457, 120023510, 168032914, 240047020, 336065828, 420082285, 840164570, 1680329140]

約数ペア:

[(1, 1680329140), (2, 840164570), (4, 420082285), (5, 336065828), (7, 240047020), (10, 168032914), (14, 120023510), (20, 84016457), (28, 60011755), (35, 48009404), (70, 24004702), (131, 12826940), (140, 12002351), (262, 6413470), (524, 3206735), (655, 2565388), (917, 1832420), (1310, 1282694), (1834, 916210), (2620, 641347), (3668, 458105), (4585, 366484), (9170, 183242), (18340, 91621)]