4155760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 11374272

約数和(自身を除く): 7218512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 181, 205, 280, 287, 328, 362, 410, 560, 574, 656, 724, 820, 905, 1148, 1267, 1435, 1448, 1640, 1810, 2296, 2534, 2870, 2896, 3280, 3620, 4592, 5068, 5740, 6335, 7240, 7421, 10136, 11480, 12670, 14480, 14842, 20272, 22960, 25340, 29684, 37105, 50680, 51947, 59368, 74210, 101360, 103894, 118736, 148420, 207788, 259735, 296840, 415576, 519470, 593680, 831152, 1038940, 2077880, 4155760]

約数ペア:

[(1, 4155760), (2, 2077880), (4, 1038940), (5, 831152), (7, 593680), (8, 519470), (10, 415576), (14, 296840), (16, 259735), (20, 207788), (28, 148420), (35, 118736), (40, 103894), (41, 101360), (56, 74210), (70, 59368), (80, 51947), (82, 50680), (112, 37105), (140, 29684), (164, 25340), (181, 22960), (205, 20272), (280, 14842), (287, 14480), (328, 12670), (362, 11480), (410, 10136), (560, 7421), (574, 7240), (656, 6335), (724, 5740), (820, 5068), (905, 4592), (1148, 3620), (1267, 3280), (1435, 2896), (1448, 2870), (1640, 2534), (1810, 2296)]