2219586880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{990887}}^1$

素因数の和:990911

約数の個数: 56

約数和(自身を含む): 6040453248

約数和(自身を除く): 3820866368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 990887, 1981774, 3963548, 4954435, 6936209, 7927096, 9908870, 13872418, 15854192, 19817740, 27744836, 31708384, 34681045, 39635480, 55489672, 63416768, 69362090, 79270960, 110979344, 138724180, 158541920, 221958688, 277448360, 317083840, 443917376, 554896720, 1109793440, 2219586880]

約数ペア:

[(1, 2219586880), (2, 1109793440), (4, 554896720), (5, 443917376), (7, 317083840), (8, 277448360), (10, 221958688), (14, 158541920), (16, 138724180), (20, 110979344), (28, 79270960), (32, 69362090), (35, 63416768), (40, 55489672), (56, 39635480), (64, 34681045), (70, 31708384), (80, 27744836), (112, 19817740), (140, 15854192), (160, 13872418), (224, 9908870), (280, 7927096), (320, 6936209), (448, 4954435), (560, 3963548), (1120, 1981774), (2240, 990887)]