1724660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 4214784

約数和(自身を除く): 2490124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 127, 140, 194, 254, 388, 485, 508, 635, 679, 889, 970, 1270, 1358, 1778, 1940, 2540, 2716, 3395, 3556, 4445, 6790, 8890, 12319, 13580, 17780, 24638, 49276, 61595, 86233, 123190, 172466, 246380, 344932, 431165, 862330, 1724660]

約数ペア:

[(1, 1724660), (2, 862330), (4, 431165), (5, 344932), (7, 246380), (10, 172466), (14, 123190), (20, 86233), (28, 61595), (35, 49276), (70, 24638), (97, 17780), (127, 13580), (140, 12319), (194, 8890), (254, 6790), (388, 4445), (485, 3556), (508, 3395), (635, 2716), (679, 2540), (889, 1940), (970, 1778), (1270, 1358)]