2568840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{21407}}^1$

素因数の和:21421

約数の個数: 32

約数和(自身を含む): 7706880

約数和(自身を除く): 5138040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 21407, 42814, 64221, 85628, 107035, 128442, 171256, 214070, 256884, 321105, 428140, 513768, 642210, 856280, 1284420, 2568840]

約数ペア:

[(1, 2568840), (2, 1284420), (3, 856280), (4, 642210), (5, 513768), (6, 428140), (8, 321105), (10, 256884), (12, 214070), (15, 171256), (20, 128442), (24, 107035), (30, 85628), (40, 64221), (60, 42814), (120, 21407)]