8140820

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{6899}}^1$

素因数の和:6967

約数の個数: 24

約数和(自身を含む): 17388000

約数和(自身を除く): 9247180

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 6899, 13798, 27596, 34495, 68990, 137980, 407041, 814082, 1628164, 2035205, 4070410, 8140820]

約数ペア:

[(1, 8140820), (2, 4070410), (4, 2035205), (5, 1628164), (10, 814082), (20, 407041), (59, 137980), (118, 68990), (236, 34495), (295, 27596), (590, 13798), (1180, 6899)]