8244680

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3889}}^1$

素因数の和:3953

約数の個数: 32

約数和(自身を含む): 18905400

約数和(自身を除く): 10660720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 3889, 7778, 15556, 19445, 31112, 38890, 77780, 155560, 206117, 412234, 824468, 1030585, 1648936, 2061170, 4122340, 8244680]

約数ペア:

[(1, 8244680), (2, 4122340), (4, 2061170), (5, 1648936), (8, 1030585), (10, 824468), (20, 412234), (40, 206117), (53, 155560), (106, 77780), (212, 38890), (265, 31112), (424, 19445), (530, 15556), (1060, 7778), (2120, 3889)]