19680090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{1423}}^1$

素因数の和:1894

約数の個数: 32

約数和(自身を含む): 47367936

約数和(自身を除く): 27687846

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 461, 922, 1383, 1423, 2305, 2766, 2846, 4269, 4610, 6915, 7115, 8538, 13830, 14230, 21345, 42690, 656003, 1312006, 1968009, 3280015, 3936018, 6560030, 9840045, 19680090]

約数ペア:

[(1, 19680090), (2, 9840045), (3, 6560030), (5, 3936018), (6, 3280015), (10, 1968009), (15, 1312006), (30, 656003), (461, 42690), (922, 21345), (1383, 14230), (1423, 13830), (2305, 8538), (2766, 7115), (2846, 6915), (4269, 4610)]