2451988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 5644800

約数和(自身を除く): 3192812

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 419, 532, 836, 838, 1463, 1676, 2926, 2933, 4609, 5852, 5866, 7961, 9218, 11732, 15922, 18436, 31844, 32263, 55727, 64526, 87571, 111454, 129052, 175142, 222908, 350284, 612997, 1225994, 2451988]

約数ペア:

[(1, 2451988), (2, 1225994), (4, 612997), (7, 350284), (11, 222908), (14, 175142), (19, 129052), (22, 111454), (28, 87571), (38, 64526), (44, 55727), (76, 32263), (77, 31844), (133, 18436), (154, 15922), (209, 11732), (266, 9218), (308, 7961), (418, 5866), (419, 5852), (532, 4609), (836, 2933), (838, 2926), (1463, 1676)]