11941490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 24131520

約数和(自身を除く): 12190030

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 121, 139, 142, 242, 278, 355, 605, 695, 710, 781, 1210, 1390, 1529, 1562, 3058, 3905, 7645, 7810, 8591, 9869, 15290, 16819, 17182, 19738, 33638, 42955, 49345, 84095, 85910, 98690, 108559, 168190, 217118, 542795, 1085590, 1194149, 2388298, 5970745, 11941490]

約数ペア:

[(1, 11941490), (2, 5970745), (5, 2388298), (10, 1194149), (11, 1085590), (22, 542795), (55, 217118), (71, 168190), (110, 108559), (121, 98690), (139, 85910), (142, 84095), (242, 49345), (278, 42955), (355, 33638), (605, 19738), (695, 17182), (710, 16819), (781, 15290), (1210, 9869), (1390, 8591), (1529, 7810), (1562, 7645), (3058, 3905)]