2154307540

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{28549}}^1$

素因数の和:28590

約数の個数: 96

約数和(自身を含む): 5755680000

約数和(自身を除く): 3601372460

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 343, 385, 490, 539, 686, 770, 980, 1078, 1372, 1540, 1715, 2156, 2695, 3430, 3773, 5390, 6860, 7546, 10780, 15092, 18865, 28549, 37730, 57098, 75460, 114196, 142745, 199843, 285490, 314039, 399686, 570980, 628078, 799372, 999215, 1256156, 1398901, 1570195, 1998430, 2198273, 2797802, 3140390, 3996860, 4396546, 5595604, 6280780, 6994505, 8793092, 9792307, 10991365, 13989010, 15387911, 19584614, 21982730, 27978020, 30775822, 39169228, 43965460, 48961535, 61551644, 76939555, 97923070, 107715377, 153879110, 195846140, 215430754, 307758220, 430861508, 538576885, 1077153770, 2154307540]

約数ペア:

[(1, 2154307540), (2, 1077153770), (4, 538576885), (5, 430861508), (7, 307758220), (10, 215430754), (11, 195846140), (14, 153879110), (20, 107715377), (22, 97923070), (28, 76939555), (35, 61551644), (44, 48961535), (49, 43965460), (55, 39169228), (70, 30775822), (77, 27978020), (98, 21982730), (110, 19584614), (140, 15387911), (154, 13989010), (196, 10991365), (220, 9792307), (245, 8793092), (308, 6994505), (343, 6280780), (385, 5595604), (490, 4396546), (539, 3996860), (686, 3140390), (770, 2797802), (980, 2198273), (1078, 1998430), (1372, 1570195), (1540, 1398901), (1715, 1256156), (2156, 999215), (2695, 799372), (3430, 628078), (3773, 570980), (5390, 399686), (6860, 314039), (7546, 285490), (10780, 199843), (15092, 142745), (18865, 114196), (28549, 75460), (37730, 57098)]