2840009648

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{757}}^1$

素因数の和:875

約数の個数: 160

約数和(自身を含む): 6947888640

約数和(自身を除く): 4107878992

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 41, 43, 56, 76, 82, 86, 112, 133, 152, 164, 172, 266, 287, 301, 304, 328, 344, 532, 574, 602, 656, 688, 757, 779, 817, 1064, 1148, 1204, 1514, 1558, 1634, 1763, 2128, 2296, 2408, 3028, 3116, 3268, 3526, 4592, 4816, 5299, 5453, 5719, 6056, 6232, 6536, 7052, 10598, 10906, 11438, 12112, 12341, 12464, 13072, 14104, 14383, 21196, 21812, 22876, 24682, 28208, 28766, 31037, 32551, 33497, 42392, 43624, 45752, 49364, 57532, 62074, 65102, 66994, 84784, 87248, 91504, 98728, 100681, 115064, 124148, 130204, 133988, 197456, 201362, 217259, 227857, 230128, 234479, 248296, 260408, 267976, 402724, 434518, 455714, 468958, 496592, 520816, 535952, 589703, 618469, 805448, 869036, 911428, 937916, 1179406, 1236938, 1334591, 1610896, 1738072, 1822856, 1875832, 2358812, 2473876, 2669182, 3476144, 3645712, 3751664, 4127921, 4329283, 4717624, 4947752, 5338364, 8255842, 8658566, 9342137, 9435248, 9895504, 10676728, 16511684, 17317132, 18684274, 21353456, 25357229, 33023368, 34634264, 37368548, 50714458, 66046736, 69268528, 74737096, 101428916, 149474192, 177500603, 202857832, 355001206, 405715664, 710002412, 1420004824, 2840009648]

約数ペア:

[(1, 2840009648), (2, 1420004824), (4, 710002412), (7, 405715664), (8, 355001206), (14, 202857832), (16, 177500603), (19, 149474192), (28, 101428916), (38, 74737096), (41, 69268528), (43, 66046736), (56, 50714458), (76, 37368548), (82, 34634264), (86, 33023368), (112, 25357229), (133, 21353456), (152, 18684274), (164, 17317132), (172, 16511684), (266, 10676728), (287, 9895504), (301, 9435248), (304, 9342137), (328, 8658566), (344, 8255842), (532, 5338364), (574, 4947752), (602, 4717624), (656, 4329283), (688, 4127921), (757, 3751664), (779, 3645712), (817, 3476144), (1064, 2669182), (1148, 2473876), (1204, 2358812), (1514, 1875832), (1558, 1822856), (1634, 1738072), (1763, 1610896), (2128, 1334591), (2296, 1236938), (2408, 1179406), (3028, 937916), (3116, 911428), (3268, 869036), (3526, 805448), (4592, 618469), (4816, 589703), (5299, 535952), (5453, 520816), (5719, 496592), (6056, 468958), (6232, 455714), (6536, 434518), (7052, 402724), (10598, 267976), (10906, 260408), (11438, 248296), (12112, 234479), (12341, 230128), (12464, 227857), (13072, 217259), (14104, 201362), (14383, 197456), (21196, 133988), (21812, 130204), (22876, 124148), (24682, 115064), (28208, 100681), (28766, 98728), (31037, 91504), (32551, 87248), (33497, 84784), (42392, 66994), (43624, 65102), (45752, 62074), (49364, 57532)]