13439180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{47}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 31606848

約数和(自身を除く): 18167668

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 47, 58, 68, 85, 94, 116, 145, 170, 188, 235, 290, 340, 470, 493, 580, 799, 841, 940, 986, 1363, 1598, 1682, 1972, 2465, 2726, 3196, 3364, 3995, 4205, 4930, 5452, 6815, 7990, 8410, 9860, 13630, 14297, 15980, 16820, 23171, 27260, 28594, 39527, 46342, 57188, 71485, 79054, 92684, 115855, 142970, 158108, 197635, 231710, 285940, 395270, 463420, 671959, 790540, 1343918, 2687836, 3359795, 6719590, 13439180]

約数ペア:

[(1, 13439180), (2, 6719590), (4, 3359795), (5, 2687836), (10, 1343918), (17, 790540), (20, 671959), (29, 463420), (34, 395270), (47, 285940), (58, 231710), (68, 197635), (85, 158108), (94, 142970), (116, 115855), (145, 92684), (170, 79054), (188, 71485), (235, 57188), (290, 46342), (340, 39527), (470, 28594), (493, 27260), (580, 23171), (799, 16820), (841, 15980), (940, 14297), (986, 13630), (1363, 9860), (1598, 8410), (1682, 7990), (1972, 6815), (2465, 5452), (2726, 4930), (3196, 4205), (3364, 3995)]