117672040

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 270507600

約数和(自身を除く): 152835560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 137, 197, 218, 274, 394, 436, 545, 548, 685, 788, 872, 985, 1090, 1096, 1370, 1576, 1970, 2180, 2740, 3940, 4360, 5480, 7880, 14933, 21473, 26989, 29866, 42946, 53978, 59732, 74665, 85892, 107365, 107956, 119464, 134945, 149330, 171784, 214730, 215912, 269890, 298660, 429460, 539780, 597320, 858920, 1079560, 2941801, 5883602, 11767204, 14709005, 23534408, 29418010, 58836020, 117672040]

約数ペア:

[(1, 117672040), (2, 58836020), (4, 29418010), (5, 23534408), (8, 14709005), (10, 11767204), (20, 5883602), (40, 2941801), (109, 1079560), (137, 858920), (197, 597320), (218, 539780), (274, 429460), (394, 298660), (436, 269890), (545, 215912), (548, 214730), (685, 171784), (788, 149330), (872, 134945), (985, 119464), (1090, 107956), (1096, 107365), (1370, 85892), (1576, 74665), (1970, 59732), (2180, 53978), (2740, 42946), (3940, 29866), (4360, 26989), (5480, 21473), (7880, 14933)]