26401520

素因数分解:

$2^4\times 5^1\times {\mathrm{330019}}^1$

素因数の和:330032

約数の個数: 20

約数和(自身を含む): 61383720

約数和(自身を除く): 34982200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 330019, 660038, 1320076, 1650095, 2640152, 3300190, 5280304, 6600380, 13200760, 26401520]

約数ペア:

[(1, 26401520), (2, 13200760), (4, 6600380), (5, 5280304), (8, 3300190), (10, 2640152), (16, 1650095), (20, 1320076), (40, 660038), (80, 330019)]