2015779794770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12841}}^1\times {\mathrm{72341}}^1$

素因数の和:85227

約数の個数: 64

約数和(自身を含む): 4280905562112

約数和(自身を除く): 2265125767342

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 12841, 25682, 64205, 72341, 89887, 128410, 144682, 179774, 361705, 398071, 449435, 506387, 723410, 796142, 898870, 1012774, 1990355, 2242571, 2531935, 2786497, 3980710, 4485142, 5063870, 5572994, 11212855, 13932485, 15697997, 22425710, 27864970, 31395994, 78489985, 156979970, 928930781, 1857861562, 4644653905, 6502515467, 9289307810, 13005030934, 28796854211, 32512577335, 57593708422, 65025154670, 143984271055, 201577979477, 287968542110, 403155958954, 1007889897385, 2015779794770]

約数ペア:

[(1, 2015779794770), (2, 1007889897385), (5, 403155958954), (7, 287968542110), (10, 201577979477), (14, 143984271055), (31, 65025154670), (35, 57593708422), (62, 32512577335), (70, 28796854211), (155, 13005030934), (217, 9289307810), (310, 6502515467), (434, 4644653905), (1085, 1857861562), (2170, 928930781), (12841, 156979970), (25682, 78489985), (64205, 31395994), (72341, 27864970), (89887, 22425710), (128410, 15697997), (144682, 13932485), (179774, 11212855), (361705, 5572994), (398071, 5063870), (449435, 4485142), (506387, 3980710), (723410, 2786497), (796142, 2531935), (898870, 2242571), (1012774, 1990355)]