2654540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 6488832

約数和(自身を除く): 3834292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 283, 335, 469, 566, 670, 938, 1132, 1340, 1415, 1876, 1981, 2345, 2830, 3962, 4690, 5660, 7924, 9380, 9905, 18961, 19810, 37922, 39620, 75844, 94805, 132727, 189610, 265454, 379220, 530908, 663635, 1327270, 2654540]

約数ペア:

[(1, 2654540), (2, 1327270), (4, 663635), (5, 530908), (7, 379220), (10, 265454), (14, 189610), (20, 132727), (28, 94805), (35, 75844), (67, 39620), (70, 37922), (134, 19810), (140, 18961), (268, 9905), (283, 9380), (335, 7924), (469, 5660), (566, 4690), (670, 3962), (938, 2830), (1132, 2345), (1340, 1981), (1415, 1876)]