2279810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:123

約数の個数: 48

約数和(自身を含む): 4743360

約数和(自身を除く): 2463550

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 71, 95, 130, 142, 169, 190, 247, 338, 355, 494, 710, 845, 923, 1235, 1349, 1690, 1846, 2470, 2698, 3211, 4615, 6422, 6745, 9230, 11999, 13490, 16055, 17537, 23998, 32110, 35074, 59995, 87685, 119990, 175370, 227981, 455962, 1139905, 2279810]

約数ペア:

[(1, 2279810), (2, 1139905), (5, 455962), (10, 227981), (13, 175370), (19, 119990), (26, 87685), (38, 59995), (65, 35074), (71, 32110), (95, 23998), (130, 17537), (142, 16055), (169, 13490), (190, 11999), (247, 9230), (338, 6745), (355, 6422), (494, 4615), (710, 3211), (845, 2698), (923, 2470), (1235, 1846), (1349, 1690)]