283604510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1987}}^1\times {\mathrm{2039}}^1$

素因数の和:4040

約数の個数: 32

約数和(自身を含む): 583994880

約数和(自身を除く): 300390370

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1987, 2039, 3974, 4078, 9935, 10195, 13909, 14273, 19870, 20390, 27818, 28546, 69545, 71365, 139090, 142730, 4051493, 8102986, 20257465, 28360451, 40514930, 56720902, 141802255, 283604510]

約数ペア:

[(1, 283604510), (2, 141802255), (5, 56720902), (7, 40514930), (10, 28360451), (14, 20257465), (35, 8102986), (70, 4051493), (1987, 142730), (2039, 139090), (3974, 71365), (4078, 69545), (9935, 28546), (10195, 27818), (13909, 20390), (14273, 19870)]