5426560

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 13280400

約数和(自身を除く): 7853840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 139, 160, 244, 278, 305, 320, 488, 556, 610, 640, 695, 976, 1112, 1220, 1390, 1952, 2224, 2440, 2780, 3904, 4448, 4880, 5560, 7808, 8479, 8896, 9760, 11120, 16958, 17792, 19520, 22240, 33916, 39040, 42395, 44480, 67832, 84790, 88960, 135664, 169580, 271328, 339160, 542656, 678320, 1085312, 1356640, 2713280, 5426560]

約数ペア:

[(1, 5426560), (2, 2713280), (4, 1356640), (5, 1085312), (8, 678320), (10, 542656), (16, 339160), (20, 271328), (32, 169580), (40, 135664), (61, 88960), (64, 84790), (80, 67832), (122, 44480), (128, 42395), (139, 39040), (160, 33916), (244, 22240), (278, 19520), (305, 17792), (320, 16958), (488, 11120), (556, 9760), (610, 8896), (640, 8479), (695, 7808), (976, 5560), (1112, 4880), (1220, 4448), (1390, 3904), (1952, 2780), (2224, 2440)]