26378660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2447}}^1$

素因数の和:2481

約数の個数: 72

約数和(自身を含む): 70326144

約数和(自身を除く): 43947484

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2447, 2695, 4894, 5390, 9788, 10780, 12235, 17129, 24470, 26917, 34258, 48940, 53834, 68516, 85645, 107668, 119903, 134585, 171290, 188419, 239806, 269170, 342580, 376838, 479612, 538340, 599515, 753676, 942095, 1199030, 1318933, 1884190, 2398060, 2637866, 3768380, 5275732, 6594665, 13189330, 26378660]

約数ペア:

[(1, 26378660), (2, 13189330), (4, 6594665), (5, 5275732), (7, 3768380), (10, 2637866), (11, 2398060), (14, 1884190), (20, 1318933), (22, 1199030), (28, 942095), (35, 753676), (44, 599515), (49, 538340), (55, 479612), (70, 376838), (77, 342580), (98, 269170), (110, 239806), (140, 188419), (154, 171290), (196, 134585), (220, 119903), (245, 107668), (308, 85645), (385, 68516), (490, 53834), (539, 48940), (770, 34258), (980, 26917), (1078, 24470), (1540, 17129), (2156, 12235), (2447, 10780), (2695, 9788), (4894, 5390)]