1324640

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1$

素因数の和:519

約数の個数: 48

約数和(自身を含む): 3320352

約数和(自身を除く): 1995712

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 487, 544, 680, 974, 1360, 1948, 2435, 2720, 3896, 4870, 7792, 8279, 9740, 15584, 16558, 19480, 33116, 38960, 41395, 66232, 77920, 82790, 132464, 165580, 264928, 331160, 662320, 1324640]

約数ペア:

[(1, 1324640), (2, 662320), (4, 331160), (5, 264928), (8, 165580), (10, 132464), (16, 82790), (17, 77920), (20, 66232), (32, 41395), (34, 38960), (40, 33116), (68, 19480), (80, 16558), (85, 15584), (136, 9740), (160, 8279), (170, 7792), (272, 4870), (340, 3896), (487, 2720), (544, 2435), (680, 1948), (974, 1360)]