7800140

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5821}}^1$

素因数の和:5897

約数の個数: 24

約数和(自身を含む): 16627632

約数和(自身を除く): 8827492

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 5821, 11642, 23284, 29105, 58210, 116420, 390007, 780014, 1560028, 1950035, 3900070, 7800140]

約数ペア:

[(1, 7800140), (2, 3900070), (4, 1950035), (5, 1560028), (10, 780014), (20, 390007), (67, 116420), (134, 58210), (268, 29105), (335, 23284), (670, 11642), (1340, 5821)]