171455540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{17389}}^1$

素因数の和:17444

約数の個数: 48

約数和(自身を含む): 394405200

約数和(自身を除く): 222949660

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 4930, 9860, 17389, 34778, 69556, 86945, 173890, 295613, 347780, 504281, 591226, 1008562, 1182452, 1478065, 2017124, 2521405, 2956130, 5042810, 5912260, 8572777, 10085620, 17145554, 34291108, 42863885, 85727770, 171455540]

約数ペア:

[(1, 171455540), (2, 85727770), (4, 42863885), (5, 34291108), (10, 17145554), (17, 10085620), (20, 8572777), (29, 5912260), (34, 5042810), (58, 2956130), (68, 2521405), (85, 2017124), (116, 1478065), (145, 1182452), (170, 1008562), (290, 591226), (340, 504281), (493, 347780), (580, 295613), (986, 173890), (1972, 86945), (2465, 69556), (4930, 34778), (9860, 17389)]