45621520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1$

素因数の和:2048

約数の個数: 80

約数和(自身を含む): 124242048

約数和(自身を除く): 78620528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 820, 1148, 1435, 1640, 1987, 2296, 2870, 3280, 3974, 4592, 5740, 7948, 9935, 11480, 13909, 15896, 19870, 22960, 27818, 31792, 39740, 55636, 69545, 79480, 81467, 111272, 139090, 158960, 162934, 222544, 278180, 325868, 407335, 556360, 570269, 651736, 814670, 1112720, 1140538, 1303472, 1629340, 2281076, 2851345, 3258680, 4562152, 5702690, 6517360, 9124304, 11405380, 22810760, 45621520]

約数ペア:

[(1, 45621520), (2, 22810760), (4, 11405380), (5, 9124304), (7, 6517360), (8, 5702690), (10, 4562152), (14, 3258680), (16, 2851345), (20, 2281076), (28, 1629340), (35, 1303472), (40, 1140538), (41, 1112720), (56, 814670), (70, 651736), (80, 570269), (82, 556360), (112, 407335), (140, 325868), (164, 278180), (205, 222544), (280, 162934), (287, 158960), (328, 139090), (410, 111272), (560, 81467), (574, 79480), (656, 69545), (820, 55636), (1148, 39740), (1435, 31792), (1640, 27818), (1987, 22960), (2296, 19870), (2870, 15896), (3280, 13909), (3974, 11480), (4592, 9935), (5740, 7948)]