15784640

素因数分解:

$2^6\times 5^1\times {\mathrm{107}}^1\times {\mathrm{461}}^1$

素因数の和:585

約数の個数: 56

約数和(自身を含む): 38020752

約数和(自身を除く): 22236112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 160, 214, 320, 428, 461, 535, 856, 922, 1070, 1712, 1844, 2140, 2305, 3424, 3688, 4280, 4610, 6848, 7376, 8560, 9220, 14752, 17120, 18440, 29504, 34240, 36880, 49327, 73760, 98654, 147520, 197308, 246635, 394616, 493270, 789232, 986540, 1578464, 1973080, 3156928, 3946160, 7892320, 15784640]

約数ペア:

[(1, 15784640), (2, 7892320), (4, 3946160), (5, 3156928), (8, 1973080), (10, 1578464), (16, 986540), (20, 789232), (32, 493270), (40, 394616), (64, 246635), (80, 197308), (107, 147520), (160, 98654), (214, 73760), (320, 49327), (428, 36880), (461, 34240), (535, 29504), (856, 18440), (922, 17120), (1070, 14752), (1712, 9220), (1844, 8560), (2140, 7376), (2305, 6848), (3424, 4610), (3688, 4280)]