673360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:475

約数の個数: 40

約数和(自身を含む): 1651680

約数和(自身を除く): 978320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 443, 760, 886, 1520, 1772, 2215, 3544, 4430, 7088, 8417, 8860, 16834, 17720, 33668, 35440, 42085, 67336, 84170, 134672, 168340, 336680, 673360]

約数ペア:

[(1, 673360), (2, 336680), (4, 168340), (5, 134672), (8, 84170), (10, 67336), (16, 42085), (19, 35440), (20, 33668), (38, 17720), (40, 16834), (76, 8860), (80, 8417), (95, 7088), (152, 4430), (190, 3544), (304, 2215), (380, 1772), (443, 1520), (760, 886)]