854221720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{13967}}^1$

素因数の和:14128

約数の個数: 64

約数和(自身を含む): 2111961600

約数和(自身を除く): 1257739880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 139, 220, 278, 440, 556, 695, 1112, 1390, 1529, 2780, 3058, 5560, 6116, 7645, 12232, 13967, 15290, 27934, 30580, 55868, 61160, 69835, 111736, 139670, 153637, 279340, 307274, 558680, 614548, 768185, 1229096, 1536370, 1941413, 3072740, 3882826, 6145480, 7765652, 9707065, 15531304, 19414130, 21355543, 38828260, 42711086, 77656520, 85422172, 106777715, 170844344, 213555430, 427110860, 854221720]

約数ペア:

[(1, 854221720), (2, 427110860), (4, 213555430), (5, 170844344), (8, 106777715), (10, 85422172), (11, 77656520), (20, 42711086), (22, 38828260), (40, 21355543), (44, 19414130), (55, 15531304), (88, 9707065), (110, 7765652), (139, 6145480), (220, 3882826), (278, 3072740), (440, 1941413), (556, 1536370), (695, 1229096), (1112, 768185), (1390, 614548), (1529, 558680), (2780, 307274), (3058, 279340), (5560, 153637), (6116, 139670), (7645, 111736), (12232, 69835), (13967, 61160), (15290, 55868), (27934, 30580)]