1419880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 3991680

約数和(自身を除く): 2571800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 461, 616, 770, 922, 1540, 1844, 2305, 3080, 3227, 3688, 4610, 5071, 6454, 9220, 10142, 12908, 16135, 18440, 20284, 25355, 25816, 32270, 35497, 40568, 50710, 64540, 70994, 101420, 129080, 141988, 177485, 202840, 283976, 354970, 709940, 1419880]

約数ペア:

[(1, 1419880), (2, 709940), (4, 354970), (5, 283976), (7, 202840), (8, 177485), (10, 141988), (11, 129080), (14, 101420), (20, 70994), (22, 64540), (28, 50710), (35, 40568), (40, 35497), (44, 32270), (55, 25816), (56, 25355), (70, 20284), (77, 18440), (88, 16135), (110, 12908), (140, 10142), (154, 9220), (220, 6454), (280, 5071), (308, 4610), (385, 3688), (440, 3227), (461, 3080), (616, 2305), (770, 1844), (922, 1540)]