202185040

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{12829}}^1$

素因数の和:13039

約数の個数: 40

約数和(自身を含む): 472503240

約数和(自身を除く): 270318200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 7880, 12829, 15760, 25658, 51316, 64145, 102632, 128290, 205264, 256580, 513160, 1026320, 2527313, 5054626, 10109252, 12636565, 20218504, 25273130, 40437008, 50546260, 101092520, 202185040]

約数ペア:

[(1, 202185040), (2, 101092520), (4, 50546260), (5, 40437008), (8, 25273130), (10, 20218504), (16, 12636565), (20, 10109252), (40, 5054626), (80, 2527313), (197, 1026320), (394, 513160), (788, 256580), (985, 205264), (1576, 128290), (1970, 102632), (3152, 64145), (3940, 51316), (7880, 25658), (12829, 15760)]