2009740020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{26861}}^1$

素因数の和:26945

約数の個数: 96

約数和(自身を含む): 5956917120

約数和(自身を除く): 3947177100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 43, 58, 60, 86, 87, 116, 129, 145, 172, 174, 215, 258, 290, 348, 430, 435, 516, 580, 645, 860, 870, 1247, 1290, 1740, 2494, 2580, 3741, 4988, 6235, 7482, 12470, 14964, 18705, 24940, 26861, 37410, 53722, 74820, 80583, 107444, 134305, 161166, 268610, 322332, 402915, 537220, 778969, 805830, 1155023, 1557938, 1611660, 2310046, 2336907, 3115876, 3465069, 3894845, 4620092, 4673814, 5775115, 6930138, 7789690, 9347628, 11550230, 11684535, 13860276, 15579380, 17325345, 23100460, 23369070, 33495667, 34650690, 46738140, 66991334, 69301380, 100487001, 133982668, 167478335, 200974002, 334956670, 401948004, 502435005, 669913340, 1004870010, 2009740020]

約数ペア:

[(1, 2009740020), (2, 1004870010), (3, 669913340), (4, 502435005), (5, 401948004), (6, 334956670), (10, 200974002), (12, 167478335), (15, 133982668), (20, 100487001), (29, 69301380), (30, 66991334), (43, 46738140), (58, 34650690), (60, 33495667), (86, 23369070), (87, 23100460), (116, 17325345), (129, 15579380), (145, 13860276), (172, 11684535), (174, 11550230), (215, 9347628), (258, 7789690), (290, 6930138), (348, 5775115), (430, 4673814), (435, 4620092), (516, 3894845), (580, 3465069), (645, 3115876), (860, 2336907), (870, 2310046), (1247, 1611660), (1290, 1557938), (1740, 1155023), (2494, 805830), (2580, 778969), (3741, 537220), (4988, 402915), (6235, 322332), (7482, 268610), (12470, 161166), (14964, 134305), (18705, 107444), (24940, 80583), (26861, 74820), (37410, 53722)]