1807120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{461}}^1$

素因数の和:488

約数の個数: 60

約数和(自身を含む): 4898124

約数和(自身を除く): 3091004

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 461, 490, 560, 784, 922, 980, 1844, 1960, 2305, 3227, 3688, 3920, 4610, 6454, 7376, 9220, 12908, 16135, 18440, 22589, 25816, 32270, 36880, 45178, 51632, 64540, 90356, 112945, 129080, 180712, 225890, 258160, 361424, 451780, 903560, 1807120]

約数ペア:

[(1, 1807120), (2, 903560), (4, 451780), (5, 361424), (7, 258160), (8, 225890), (10, 180712), (14, 129080), (16, 112945), (20, 90356), (28, 64540), (35, 51632), (40, 45178), (49, 36880), (56, 32270), (70, 25816), (80, 22589), (98, 18440), (112, 16135), (140, 12908), (196, 9220), (245, 7376), (280, 6454), (392, 4610), (461, 3920), (490, 3688), (560, 3227), (784, 2305), (922, 1960), (980, 1844)]