853201720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{435307}}^1$

素因数の和:435332

約数の個数: 48

約数和(自身を含む): 2233130040

約数和(自身を除く): 1379928320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 435307, 870614, 1741228, 2176535, 3047149, 3482456, 4353070, 6094298, 8706140, 12188596, 15235745, 17412280, 21330043, 24377192, 30471490, 42660086, 60942980, 85320172, 106650215, 121885960, 170640344, 213300430, 426600860, 853201720]

約数ペア:

[(1, 853201720), (2, 426600860), (4, 213300430), (5, 170640344), (7, 121885960), (8, 106650215), (10, 85320172), (14, 60942980), (20, 42660086), (28, 30471490), (35, 24377192), (40, 21330043), (49, 17412280), (56, 15235745), (70, 12188596), (98, 8706140), (140, 6094298), (196, 4353070), (245, 3482456), (280, 3047149), (392, 2176535), (490, 1741228), (980, 870614), (1960, 435307)]