8106520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4943}}^1$

素因数の和:4995

約数の個数: 32

約数和(自身を含む): 18688320

約数和(自身を除く): 10581800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 4943, 9886, 19772, 24715, 39544, 49430, 98860, 197720, 202663, 405326, 810652, 1013315, 1621304, 2026630, 4053260, 8106520]

約数ペア:

[(1, 8106520), (2, 4053260), (4, 2026630), (5, 1621304), (8, 1013315), (10, 810652), (20, 405326), (40, 202663), (41, 197720), (82, 98860), (164, 49430), (205, 39544), (328, 24715), (410, 19772), (820, 9886), (1640, 4943)]