2017389720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{390967}}^1$

素因数の和:391024

約数の個数: 64

約数和(自身を含む): 6192933120

約数和(自身を除く): 4175543400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 390967, 781934, 1172901, 1563868, 1954835, 2345802, 3127736, 3909670, 4691604, 5864505, 7819340, 9383208, 11729010, 15638680, 16811581, 23458020, 33623162, 46916040, 50434743, 67246324, 84057905, 100869486, 134492648, 168115810, 201738972, 252173715, 336231620, 403477944, 504347430, 672463240, 1008694860, 2017389720]

約数ペア:

[(1, 2017389720), (2, 1008694860), (3, 672463240), (4, 504347430), (5, 403477944), (6, 336231620), (8, 252173715), (10, 201738972), (12, 168115810), (15, 134492648), (20, 100869486), (24, 84057905), (30, 67246324), (40, 50434743), (43, 46916040), (60, 33623162), (86, 23458020), (120, 16811581), (129, 15638680), (172, 11729010), (215, 9383208), (258, 7819340), (344, 5864505), (430, 4691604), (516, 3909670), (645, 3127736), (860, 2345802), (1032, 1954835), (1290, 1563868), (1720, 1172901), (2580, 781934), (5160, 390967)]