16810640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2729}}^1$

素因数の和:2760

約数の個数: 80

約数和(自身を含む): 48746880

約数和(自身を除く): 31936240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 2729, 3080, 5458, 6160, 10916, 13645, 19103, 21832, 27290, 30019, 38206, 43664, 54580, 60038, 76412, 95515, 109160, 120076, 150095, 152824, 191030, 210133, 218320, 240152, 300190, 305648, 382060, 420266, 480304, 600380, 764120, 840532, 1050665, 1200760, 1528240, 1681064, 2101330, 2401520, 3362128, 4202660, 8405320, 16810640]

約数ペア:

[(1, 16810640), (2, 8405320), (4, 4202660), (5, 3362128), (7, 2401520), (8, 2101330), (10, 1681064), (11, 1528240), (14, 1200760), (16, 1050665), (20, 840532), (22, 764120), (28, 600380), (35, 480304), (40, 420266), (44, 382060), (55, 305648), (56, 300190), (70, 240152), (77, 218320), (80, 210133), (88, 191030), (110, 152824), (112, 150095), (140, 120076), (154, 109160), (176, 95515), (220, 76412), (280, 60038), (308, 54580), (385, 43664), (440, 38206), (560, 30019), (616, 27290), (770, 21832), (880, 19103), (1232, 13645), (1540, 10916), (2729, 6160), (3080, 5458)]