40980688

素因数分解:

$2^4\times 7^1\times {\mathrm{367}}^1\times {\mathrm{997}}^1$

素因数の和:1379

約数の個数: 40

約数和(自身を含む): 91081472

約数和(自身を除く): 50100784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 367, 734, 997, 1468, 1994, 2569, 2936, 3988, 5138, 5872, 6979, 7976, 10276, 13958, 15952, 20552, 27916, 41104, 55832, 111664, 365899, 731798, 1463596, 2561293, 2927192, 5122586, 5854384, 10245172, 20490344, 40980688]

約数ペア:

[(1, 40980688), (2, 20490344), (4, 10245172), (7, 5854384), (8, 5122586), (14, 2927192), (16, 2561293), (28, 1463596), (56, 731798), (112, 365899), (367, 111664), (734, 55832), (997, 41104), (1468, 27916), (1994, 20552), (2569, 15952), (2936, 13958), (3988, 10276), (5138, 7976), (5872, 6979)]