9968969960

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{11971}}^1$

素因数の和:12282

約数の個数: 64

約数和(自身を含む): 22756377600

約数和(自身を除く): 12787407640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 191, 218, 382, 436, 545, 764, 872, 955, 1090, 1528, 1910, 2180, 3820, 4360, 7640, 11971, 20819, 23942, 41638, 47884, 59855, 83276, 95768, 104095, 119710, 166552, 208190, 239420, 416380, 478840, 832760, 1304839, 2286461, 2609678, 4572922, 5219356, 6524195, 9145844, 10438712, 11432305, 13048390, 18291688, 22864610, 26096780, 45729220, 52193560, 91458440, 249224249, 498448498, 996896996, 1246121245, 1993793992, 2492242490, 4984484980, 9968969960]

約数ペア:

[(1, 9968969960), (2, 4984484980), (4, 2492242490), (5, 1993793992), (8, 1246121245), (10, 996896996), (20, 498448498), (40, 249224249), (109, 91458440), (191, 52193560), (218, 45729220), (382, 26096780), (436, 22864610), (545, 18291688), (764, 13048390), (872, 11432305), (955, 10438712), (1090, 9145844), (1528, 6524195), (1910, 5219356), (2180, 4572922), (3820, 2609678), (4360, 2286461), (7640, 1304839), (11971, 832760), (20819, 478840), (23942, 416380), (41638, 239420), (47884, 208190), (59855, 166552), (83276, 119710), (95768, 104095)]