2002630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:149

約数の個数: 48

約数和(自身を含む): 4325616

約数和(自身を除く): 2322986

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 61, 67, 70, 98, 122, 134, 245, 305, 335, 427, 469, 490, 610, 670, 854, 938, 2135, 2345, 2989, 3283, 4087, 4270, 4690, 5978, 6566, 8174, 14945, 16415, 20435, 28609, 29890, 32830, 40870, 57218, 143045, 200263, 286090, 400526, 1001315, 2002630]

約数ペア:

[(1, 2002630), (2, 1001315), (5, 400526), (7, 286090), (10, 200263), (14, 143045), (35, 57218), (49, 40870), (61, 32830), (67, 29890), (70, 28609), (98, 20435), (122, 16415), (134, 14945), (245, 8174), (305, 6566), (335, 5978), (427, 4690), (469, 4270), (490, 4087), (610, 3283), (670, 2989), (854, 2345), (938, 2135)]