2654960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1$

素因数の和:462

約数の個数: 80

約数和(自身を含む): 7713792

約数和(自身を除く): 5058832

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 431, 440, 560, 616, 770, 862, 880, 1232, 1540, 1724, 2155, 3017, 3080, 3448, 4310, 4741, 6034, 6160, 6896, 8620, 9482, 12068, 15085, 17240, 18964, 23705, 24136, 30170, 33187, 34480, 37928, 47410, 48272, 60340, 66374, 75856, 94820, 120680, 132748, 165935, 189640, 241360, 265496, 331870, 379280, 530992, 663740, 1327480, 2654960]

約数ペア:

[(1, 2654960), (2, 1327480), (4, 663740), (5, 530992), (7, 379280), (8, 331870), (10, 265496), (11, 241360), (14, 189640), (16, 165935), (20, 132748), (22, 120680), (28, 94820), (35, 75856), (40, 66374), (44, 60340), (55, 48272), (56, 47410), (70, 37928), (77, 34480), (80, 33187), (88, 30170), (110, 24136), (112, 23705), (140, 18964), (154, 17240), (176, 15085), (220, 12068), (280, 9482), (308, 8620), (385, 6896), (431, 6160), (440, 6034), (560, 4741), (616, 4310), (770, 3448), (862, 3080), (880, 3017), (1232, 2155), (1540, 1724)]