1284346420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{482837}}^1$

素因数の和:482872

約数の個数: 48

約数和(自身を含む): 3244671360

約数和(自身を除く): 1960324940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 482837, 965674, 1931348, 2414185, 3379859, 4828370, 6759718, 9173903, 9656740, 13519436, 16899295, 18347806, 33798590, 36695612, 45869515, 64217321, 67597180, 91739030, 128434642, 183478060, 256869284, 321086605, 642173210, 1284346420]

約数ペア:

[(1, 1284346420), (2, 642173210), (4, 321086605), (5, 256869284), (7, 183478060), (10, 128434642), (14, 91739030), (19, 67597180), (20, 64217321), (28, 45869515), (35, 36695612), (38, 33798590), (70, 18347806), (76, 16899295), (95, 13519436), (133, 9656740), (140, 9173903), (190, 6759718), (266, 4828370), (380, 3379859), (532, 2414185), (665, 1931348), (1330, 965674), (2660, 482837)]