77493020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{18539}}^1$

素因数の和:18578

約数の個数: 48

約数和(自身を含む): 186883200

約数和(自身を除く): 109390180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 18539, 37078, 74156, 92695, 185390, 203929, 352241, 370780, 407858, 704482, 815716, 1019645, 1408964, 1761205, 2039290, 3522410, 3874651, 4078580, 7044820, 7749302, 15498604, 19373255, 38746510, 77493020]

約数ペア:

[(1, 77493020), (2, 38746510), (4, 19373255), (5, 15498604), (10, 7749302), (11, 7044820), (19, 4078580), (20, 3874651), (22, 3522410), (38, 2039290), (44, 1761205), (55, 1408964), (76, 1019645), (95, 815716), (110, 704482), (190, 407858), (209, 370780), (220, 352241), (380, 203929), (418, 185390), (836, 92695), (1045, 74156), (2090, 37078), (4180, 18539)]