1609720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{5749}}^1$

素因数の和:5767

約数の個数: 32

約数和(自身を含む): 4140000

約数和(自身を除く): 2530280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 5749, 11498, 22996, 28745, 40243, 45992, 57490, 80486, 114980, 160972, 201215, 229960, 321944, 402430, 804860, 1609720]

約数ペア:

[(1, 1609720), (2, 804860), (4, 402430), (5, 321944), (7, 229960), (8, 201215), (10, 160972), (14, 114980), (20, 80486), (28, 57490), (35, 45992), (40, 40243), (56, 28745), (70, 22996), (140, 11498), (280, 5749)]