20770040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{27329}}^1$

素因数の和:27359

約数の個数: 32

約数和(自身を含む): 49194000

約数和(自身を除く): 28423960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 27329, 54658, 109316, 136645, 218632, 273290, 519251, 546580, 1038502, 1093160, 2077004, 2596255, 4154008, 5192510, 10385020, 20770040]

約数ペア:

[(1, 20770040), (2, 10385020), (4, 5192510), (5, 4154008), (8, 2596255), (10, 2077004), (19, 1093160), (20, 1038502), (38, 546580), (40, 519251), (76, 273290), (95, 218632), (152, 136645), (190, 109316), (380, 54658), (760, 27329)]