1320199330

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{17747}}^1$

素因数の和:17970

約数の個数: 32

約数和(自身を含む): 2445816384

約数和(自身を除く): 1125617054

約数列:

[1, 2, 5, 10, 43, 86, 173, 215, 346, 430, 865, 1730, 7439, 14878, 17747, 35494, 37195, 74390, 88735, 177470, 763121, 1526242, 3070231, 3815605, 6140462, 7631210, 15351155, 30702310, 132019933, 264039866, 660099665, 1320199330]

約数ペア:

[(1, 1320199330), (2, 660099665), (5, 264039866), (10, 132019933), (43, 30702310), (86, 15351155), (173, 7631210), (215, 6140462), (346, 3815605), (430, 3070231), (865, 1526242), (1730, 763121), (7439, 177470), (14878, 88735), (17747, 74390), (35494, 37195)]