2098492880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{55457}}^1$

素因数の和:55524

約数の個数: 80

約数和(自身を含む): 5446419264

約数和(自身を除く): 3347926384

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1720, 1892, 2365, 3440, 3784, 4730, 7568, 9460, 18920, 37840, 55457, 110914, 221828, 277285, 443656, 554570, 610027, 887312, 1109140, 1220054, 2218280, 2384651, 2440108, 3050135, 4436560, 4769302, 4880216, 6100270, 9538604, 9760432, 11923255, 12200540, 19077208, 23846510, 24401080, 26231161, 38154416, 47693020, 48802160, 52462322, 95386040, 104924644, 131155805, 190772080, 209849288, 262311610, 419698576, 524623220, 1049246440, 2098492880]

約数ペア:

[(1, 2098492880), (2, 1049246440), (4, 524623220), (5, 419698576), (8, 262311610), (10, 209849288), (11, 190772080), (16, 131155805), (20, 104924644), (22, 95386040), (40, 52462322), (43, 48802160), (44, 47693020), (55, 38154416), (80, 26231161), (86, 24401080), (88, 23846510), (110, 19077208), (172, 12200540), (176, 11923255), (215, 9760432), (220, 9538604), (344, 6100270), (430, 4880216), (440, 4769302), (473, 4436560), (688, 3050135), (860, 2440108), (880, 2384651), (946, 2218280), (1720, 1220054), (1892, 1109140), (2365, 887312), (3440, 610027), (3784, 554570), (4730, 443656), (7568, 277285), (9460, 221828), (18920, 110914), (37840, 55457)]