16655780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{827}}^1$

素因数の和:908

約数の個数: 48

約数和(自身を含む): 37558080

約数和(自身を除く): 20902300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 827, 1007, 1060, 1654, 2014, 3308, 4028, 4135, 5035, 8270, 10070, 15713, 16540, 20140, 31426, 43831, 62852, 78565, 87662, 157130, 175324, 219155, 314260, 438310, 832789, 876620, 1665578, 3331156, 4163945, 8327890, 16655780]

約数ペア:

[(1, 16655780), (2, 8327890), (4, 4163945), (5, 3331156), (10, 1665578), (19, 876620), (20, 832789), (38, 438310), (53, 314260), (76, 219155), (95, 175324), (106, 157130), (190, 87662), (212, 78565), (265, 62852), (380, 43831), (530, 31426), (827, 20140), (1007, 16540), (1060, 15713), (1654, 10070), (2014, 8270), (3308, 5035), (4028, 4135)]