620420

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{463}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 1325184

約数和(自身を除く): 704764

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 463, 670, 926, 1340, 1852, 2315, 4630, 9260, 31021, 62042, 124084, 155105, 310210, 620420]

約数ペア:

[(1, 620420), (2, 310210), (4, 155105), (5, 124084), (10, 62042), (20, 31021), (67, 9260), (134, 4630), (268, 2315), (335, 1852), (463, 1340), (670, 926)]