143380

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:183

約数の個数: 24

約数和(自身を含む): 308448

約数和(自身を除く): 165068

約数列:

[1, 2, 4, 5, 10, 20, 67, 107, 134, 214, 268, 335, 428, 535, 670, 1070, 1340, 2140, 7169, 14338, 28676, 35845, 71690, 143380]

約数ペア:

[(1, 143380), (2, 71690), (4, 35845), (5, 28676), (10, 14338), (20, 7169), (67, 2140), (107, 1340), (134, 1070), (214, 670), (268, 535), (335, 428)]