422366080

素因数分解:

$2^7\times 5^1\times {\mathrm{659947}}^1$

素因数の和:659966

約数の個数: 32

約数和(自身を含む): 1009720440

約数和(自身を除く): 587354360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 659947, 1319894, 2639788, 3299735, 5279576, 6599470, 10559152, 13198940, 21118304, 26397880, 42236608, 52795760, 84473216, 105591520, 211183040, 422366080]

約数ペア:

[(1, 422366080), (2, 211183040), (4, 105591520), (5, 84473216), (8, 52795760), (10, 42236608), (16, 26397880), (20, 21118304), (32, 13198940), (40, 10559152), (64, 6599470), (80, 5279576), (128, 3299735), (160, 2639788), (320, 1319894), (640, 659947)]