27988520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5261}}^1$

素因数の和:5298

約数の個数: 64

約数和(自身を含む): 75772800

約数和(自身を除く): 47784280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5261, 5320, 10522, 21044, 26305, 36827, 42088, 52610, 73654, 99959, 105220, 147308, 184135, 199918, 210440, 294616, 368270, 399836, 499795, 699713, 736540, 799672, 999590, 1399426, 1473080, 1999180, 2798852, 3498565, 3998360, 5597704, 6997130, 13994260, 27988520]

約数ペア:

[(1, 27988520), (2, 13994260), (4, 6997130), (5, 5597704), (7, 3998360), (8, 3498565), (10, 2798852), (14, 1999180), (19, 1473080), (20, 1399426), (28, 999590), (35, 799672), (38, 736540), (40, 699713), (56, 499795), (70, 399836), (76, 368270), (95, 294616), (133, 210440), (140, 199918), (152, 184135), (190, 147308), (266, 105220), (280, 99959), (380, 73654), (532, 52610), (665, 42088), (760, 36827), (1064, 26305), (1330, 21044), (2660, 10522), (5261, 5320)]