67338140

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{4013}}^1$

素因数の和:4861

約数の個数: 24

約数和(自身を含む): 141613920

約数和(自身を除く): 74275780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1678, 3356, 4013, 4195, 8026, 8390, 16052, 16780, 20065, 40130, 80260, 3366907, 6733814, 13467628, 16834535, 33669070, 67338140]

約数ペア:

[(1, 67338140), (2, 33669070), (4, 16834535), (5, 13467628), (10, 6733814), (20, 3366907), (839, 80260), (1678, 40130), (3356, 20065), (4013, 16780), (4195, 16052), (8026, 8390)]