18099681640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2909}}^1\times {\mathrm{6763}}^1$

素因数の和:9706

約数の個数: 64

約数和(自身を含む): 42515798400

約数和(自身を除く): 24416116760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 2909, 5818, 6763, 11636, 13526, 14545, 23272, 27052, 29090, 33815, 54104, 58180, 66907, 67630, 116360, 133814, 135260, 155549, 267628, 270520, 311098, 334535, 535256, 622196, 669070, 777745, 1244392, 1338140, 1555490, 2676280, 3110980, 6221960, 19673567, 39347134, 78694268, 98367835, 157388536, 196735670, 393471340, 452492041, 786942680, 904984082, 1809968164, 2262460205, 3619936328, 4524920410, 9049840820, 18099681640]

約数ペア:

[(1, 18099681640), (2, 9049840820), (4, 4524920410), (5, 3619936328), (8, 2262460205), (10, 1809968164), (20, 904984082), (23, 786942680), (40, 452492041), (46, 393471340), (92, 196735670), (115, 157388536), (184, 98367835), (230, 78694268), (460, 39347134), (920, 19673567), (2909, 6221960), (5818, 3110980), (6763, 2676280), (11636, 1555490), (13526, 1338140), (14545, 1244392), (23272, 777745), (27052, 669070), (29090, 622196), (33815, 535256), (54104, 334535), (58180, 311098), (66907, 270520), (67630, 267628), (116360, 155549), (133814, 135260)]