26555080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15439}}^1$

素因数の和:15493

約数の個数: 32

約数和(自身を含む): 61142400

約数和(自身を除く): 34587320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 15439, 30878, 61756, 77195, 123512, 154390, 308780, 617560, 663877, 1327754, 2655508, 3319385, 5311016, 6638770, 13277540, 26555080]

約数ペア:

[(1, 26555080), (2, 13277540), (4, 6638770), (5, 5311016), (8, 3319385), (10, 2655508), (20, 1327754), (40, 663877), (43, 617560), (86, 308780), (172, 154390), (215, 123512), (344, 77195), (430, 61756), (860, 30878), (1720, 15439)]