986781520

素因数分解:

$2^4\times 5^1\times {\mathrm{3433}}^1\times {\mathrm{3593}}^1$

素因数の和:7039

約数の個数: 40

約数和(自身を含む): 2295574056

約数和(自身を除く): 1308792536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3433, 3593, 6866, 7186, 13732, 14372, 17165, 17965, 27464, 28744, 34330, 35930, 54928, 57488, 68660, 71860, 137320, 143720, 274640, 287440, 12334769, 24669538, 49339076, 61673845, 98678152, 123347690, 197356304, 246695380, 493390760, 986781520]

約数ペア:

[(1, 986781520), (2, 493390760), (4, 246695380), (5, 197356304), (8, 123347690), (10, 98678152), (16, 61673845), (20, 49339076), (40, 24669538), (80, 12334769), (3433, 287440), (3593, 274640), (6866, 143720), (7186, 137320), (13732, 71860), (14372, 68660), (17165, 57488), (17965, 54928), (27464, 35930), (28744, 34330)]