8509960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5189}}^1$

素因数の和:5241

約数の個数: 32

約数和(自身を含む): 19618200

約数和(自身を除く): 11108240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 5189, 10378, 20756, 25945, 41512, 51890, 103780, 207560, 212749, 425498, 850996, 1063745, 1701992, 2127490, 4254980, 8509960]

約数ペア:

[(1, 8509960), (2, 4254980), (4, 2127490), (5, 1701992), (8, 1063745), (10, 850996), (20, 425498), (40, 212749), (41, 207560), (82, 103780), (164, 51890), (205, 41512), (328, 25945), (410, 20756), (820, 10378), (1640, 5189)]