2009143090

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{69019}}^1$

素因数の和:69138

約数の個数: 32

約数和(自身を含む): 3756896640

約数和(自身を除く): 1747753550

約数列:

[1, 2, 5, 10, 41, 71, 82, 142, 205, 355, 410, 710, 2911, 5822, 14555, 29110, 69019, 138038, 345095, 690190, 2829779, 4900349, 5659558, 9800698, 14148895, 24501745, 28297790, 49003490, 200914309, 401828618, 1004571545, 2009143090]

約数ペア:

[(1, 2009143090), (2, 1004571545), (5, 401828618), (10, 200914309), (41, 49003490), (71, 28297790), (82, 24501745), (142, 14148895), (205, 9800698), (355, 5659558), (410, 4900349), (710, 2829779), (2911, 690190), (5822, 345095), (14555, 138038), (29110, 69019)]