13557880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1181}}^1$

素因数の和:1240

約数の個数: 64

約数和(自身を含む): 35743680

約数和(自身を除く): 22185800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1181, 1435, 1640, 2296, 2362, 2870, 4724, 5740, 5905, 8267, 9448, 11480, 11810, 16534, 23620, 33068, 41335, 47240, 48421, 66136, 82670, 96842, 165340, 193684, 242105, 330680, 338947, 387368, 484210, 677894, 968420, 1355788, 1694735, 1936840, 2711576, 3389470, 6778940, 13557880]

約数ペア:

[(1, 13557880), (2, 6778940), (4, 3389470), (5, 2711576), (7, 1936840), (8, 1694735), (10, 1355788), (14, 968420), (20, 677894), (28, 484210), (35, 387368), (40, 338947), (41, 330680), (56, 242105), (70, 193684), (82, 165340), (140, 96842), (164, 82670), (205, 66136), (280, 48421), (287, 47240), (328, 41335), (410, 33068), (574, 23620), (820, 16534), (1148, 11810), (1181, 11480), (1435, 9448), (1640, 8267), (2296, 5905), (2362, 5740), (2870, 4724)]