31158890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{1847}}^1$

素因数の和:2102

約数の個数: 32

約数和(自身を含む): 64399104

約数和(自身を除く): 33240214

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 241, 482, 1205, 1687, 1847, 2410, 3374, 3694, 8435, 9235, 12929, 16870, 18470, 25858, 64645, 129290, 445127, 890254, 2225635, 3115889, 4451270, 6231778, 15579445, 31158890]

約数ペア:

[(1, 31158890), (2, 15579445), (5, 6231778), (7, 4451270), (10, 3115889), (14, 2225635), (35, 890254), (70, 445127), (241, 129290), (482, 64645), (1205, 25858), (1687, 18470), (1847, 16870), (2410, 12929), (3374, 9235), (3694, 8435)]