26471960

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1667}}^1$

素因数の和:2075

約数の個数: 32

約数和(自身を含む): 59747760

約数和(自身を除く): 33275800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1667, 1985, 3176, 3334, 3970, 6668, 7940, 8335, 13336, 15880, 16670, 33340, 66680, 661799, 1323598, 2647196, 3308995, 5294392, 6617990, 13235980, 26471960]

約数ペア:

[(1, 26471960), (2, 13235980), (4, 6617990), (5, 5294392), (8, 3308995), (10, 2647196), (20, 1323598), (40, 661799), (397, 66680), (794, 33340), (1588, 16670), (1667, 15880), (1985, 13336), (3176, 8335), (3334, 7940), (3970, 6668)]