749646710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:861

約数の個数: 64

約数和(自身を含む): 1464238080

約数和(自身を除く): 714591370

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 127, 190, 235, 254, 470, 635, 661, 893, 1270, 1322, 1786, 2413, 3305, 4465, 4826, 5969, 6610, 8930, 11938, 12065, 12559, 24130, 25118, 29845, 31067, 59690, 62134, 62795, 83947, 113411, 125590, 155335, 167894, 226822, 310670, 419735, 567055, 590273, 839470, 1134110, 1180546, 1594993, 2951365, 3189986, 3945509, 5902730, 7891018, 7974965, 15949930, 19727545, 39455090, 74964671, 149929342, 374823355, 749646710]

約数ペア:

[(1, 749646710), (2, 374823355), (5, 149929342), (10, 74964671), (19, 39455090), (38, 19727545), (47, 15949930), (94, 7974965), (95, 7891018), (127, 5902730), (190, 3945509), (235, 3189986), (254, 2951365), (470, 1594993), (635, 1180546), (661, 1134110), (893, 839470), (1270, 590273), (1322, 567055), (1786, 419735), (2413, 310670), (3305, 226822), (4465, 167894), (4826, 155335), (5969, 125590), (6610, 113411), (8930, 83947), (11938, 62795), (12065, 62134), (12559, 59690), (24130, 31067), (25118, 29845)]