19490944560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{47189}}^1$

素因数の和:48926

約数の個数: 80

約数和(自身を含む): 60458317920

約数和(自身を除く): 40967373360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1721, 3442, 5163, 6884, 8605, 10326, 13768, 17210, 20652, 25815, 27536, 34420, 41304, 47189, 51630, 68840, 82608, 94378, 103260, 137680, 141567, 188756, 206520, 235945, 283134, 377512, 413040, 471890, 566268, 707835, 755024, 943780, 1132536, 1415670, 1887560, 2265072, 2831340, 3775120, 5662680, 11325360, 81212269, 162424538, 243636807, 324849076, 406061345, 487273614, 649698152, 812122690, 974547228, 1218184035, 1299396304, 1624245380, 1949094456, 2436368070, 3248490760, 3898188912, 4872736140, 6496981520, 9745472280, 19490944560]

約数ペア:

[(1, 19490944560), (2, 9745472280), (3, 6496981520), (4, 4872736140), (5, 3898188912), (6, 3248490760), (8, 2436368070), (10, 1949094456), (12, 1624245380), (15, 1299396304), (16, 1218184035), (20, 974547228), (24, 812122690), (30, 649698152), (40, 487273614), (48, 406061345), (60, 324849076), (80, 243636807), (120, 162424538), (240, 81212269), (1721, 11325360), (3442, 5662680), (5163, 3775120), (6884, 2831340), (8605, 2265072), (10326, 1887560), (13768, 1415670), (17210, 1132536), (20652, 943780), (25815, 755024), (27536, 707835), (34420, 566268), (41304, 471890), (47189, 413040), (51630, 377512), (68840, 283134), (82608, 235945), (94378, 206520), (103260, 188756), (137680, 141567)]