20161105580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{689033}}^1$

素因数の和:689079

約数の個数: 96

約数和(自身を含む): 55563701760

約数和(自身を除く): 35402596180

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 55, 70, 76, 77, 95, 110, 133, 140, 154, 190, 209, 220, 266, 308, 380, 385, 418, 532, 665, 770, 836, 1045, 1330, 1463, 1540, 2090, 2660, 2926, 4180, 5852, 7315, 14630, 29260, 689033, 1378066, 2756132, 3445165, 4823231, 6890330, 7579363, 9646462, 13091627, 13780660, 15158726, 19292924, 24116155, 26183254, 30317452, 37896815, 48232310, 52366508, 53055541, 65458135, 75793630, 91641389, 96464620, 106111082, 130916270, 144007897, 151587260, 183282778, 212222164, 261832540, 265277705, 288015794, 366565556, 458206945, 530555410, 576031588, 720039485, 916413890, 1008055279, 1061110820, 1440078970, 1832827780, 2016110558, 2880157940, 4032221116, 5040276395, 10080552790, 20161105580]

約数ペア:

[(1, 20161105580), (2, 10080552790), (4, 5040276395), (5, 4032221116), (7, 2880157940), (10, 2016110558), (11, 1832827780), (14, 1440078970), (19, 1061110820), (20, 1008055279), (22, 916413890), (28, 720039485), (35, 576031588), (38, 530555410), (44, 458206945), (55, 366565556), (70, 288015794), (76, 265277705), (77, 261832540), (95, 212222164), (110, 183282778), (133, 151587260), (140, 144007897), (154, 130916270), (190, 106111082), (209, 96464620), (220, 91641389), (266, 75793630), (308, 65458135), (380, 53055541), (385, 52366508), (418, 48232310), (532, 37896815), (665, 30317452), (770, 26183254), (836, 24116155), (1045, 19292924), (1330, 15158726), (1463, 13780660), (1540, 13091627), (2090, 9646462), (2660, 7579363), (2926, 6890330), (4180, 4823231), (5852, 3445165), (7315, 2756132), (14630, 1378066), (29260, 689033)]