31194820

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{3413}}^1$

素因数の和:3879

約数の個数: 24

約数和(自身を含む): 65671704

約数和(自身を除く): 34476884

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 3413, 4570, 6826, 9140, 13652, 17065, 34130, 68260, 1559741, 3119482, 6238964, 7798705, 15597410, 31194820]

約数ペア:

[(1, 31194820), (2, 15597410), (4, 7798705), (5, 6238964), (10, 3119482), (20, 1559741), (457, 68260), (914, 34130), (1828, 17065), (2285, 13652), (3413, 9140), (4570, 6826)]