1675280

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:543

約数の個数: 40

約数和(自身を含む): 3993792

約数和(自身を除く): 2318512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 487, 688, 860, 974, 1720, 1948, 2435, 3440, 3896, 4870, 7792, 9740, 19480, 20941, 38960, 41882, 83764, 104705, 167528, 209410, 335056, 418820, 837640, 1675280]

約数ペア:

[(1, 1675280), (2, 837640), (4, 418820), (5, 335056), (8, 209410), (10, 167528), (16, 104705), (20, 83764), (40, 41882), (43, 38960), (80, 20941), (86, 19480), (172, 9740), (215, 7792), (344, 4870), (430, 3896), (487, 3440), (688, 2435), (860, 1948), (974, 1720)]