468140

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 997920

約数和(自身を除く): 529780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 263, 356, 445, 526, 890, 1052, 1315, 1780, 2630, 5260, 23407, 46814, 93628, 117035, 234070, 468140]

約数ペア:

[(1, 468140), (2, 234070), (4, 117035), (5, 93628), (10, 46814), (20, 23407), (89, 5260), (178, 2630), (263, 1780), (356, 1315), (445, 1052), (526, 890)]