4509160

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{811}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 10231200

約数和(自身を除く): 5722040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 811, 1112, 1390, 1622, 2780, 3244, 4055, 5560, 6488, 8110, 16220, 32440, 112729, 225458, 450916, 563645, 901832, 1127290, 2254580, 4509160]

約数ペア:

[(1, 4509160), (2, 2254580), (4, 1127290), (5, 901832), (8, 563645), (10, 450916), (20, 225458), (40, 112729), (139, 32440), (278, 16220), (556, 8110), (695, 6488), (811, 5560), (1112, 4055), (1390, 3244), (1622, 2780)]