57156690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{21407}}^1$

素因数の和:21506

約数の個数: 32

約数和(自身を含む): 138723840

約数和(自身を除く): 81567150

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 21407, 42814, 64221, 107035, 128442, 214070, 321105, 642210, 1905223, 3810446, 5715669, 9526115, 11431338, 19052230, 28578345, 57156690]

約数ペア:

[(1, 57156690), (2, 28578345), (3, 19052230), (5, 11431338), (6, 9526115), (10, 5715669), (15, 3810446), (30, 1905223), (89, 642210), (178, 321105), (267, 214070), (445, 128442), (534, 107035), (890, 64221), (1335, 42814), (2670, 21407)]