1772080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1303}}^1$

素因数の和:1333

約数の個数: 40

約数和(自身を含む): 4365792

約数和(自身を除く): 2593712

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1303, 1360, 2606, 5212, 6515, 10424, 13030, 20848, 22151, 26060, 44302, 52120, 88604, 104240, 110755, 177208, 221510, 354416, 443020, 886040, 1772080]

約数ペア:

[(1, 1772080), (2, 886040), (4, 443020), (5, 354416), (8, 221510), (10, 177208), (16, 110755), (17, 104240), (20, 88604), (34, 52120), (40, 44302), (68, 26060), (80, 22151), (85, 20848), (136, 13030), (170, 10424), (272, 6515), (340, 5212), (680, 2606), (1303, 1360)]