401080504

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{911}}^1\times {\mathrm{5003}}^1$

素因数の和:5931

約数の個数: 32

約数和(自身を含む): 821456640

約数和(自身を除く): 420376136

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 911, 1822, 3644, 5003, 7288, 10006, 10021, 20012, 20042, 40024, 40084, 55033, 80168, 110066, 220132, 440264, 4557733, 9115466, 18230932, 36461864, 50135063, 100270126, 200540252, 401080504]

約数ペア:

[(1, 401080504), (2, 200540252), (4, 100270126), (8, 50135063), (11, 36461864), (22, 18230932), (44, 9115466), (88, 4557733), (911, 440264), (1822, 220132), (3644, 110066), (5003, 80168), (7288, 55033), (10006, 40084), (10021, 40024), (20012, 20042)]