2149172360

素因数分解:

$2^3\times 5^1\times {\mathrm{2711}}^1\times {\mathrm{19819}}^1$

素因数の和:22541

約数の個数: 32

約数和(自身を含む): 4837665600

約数和(自身を除く): 2688493240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2711, 5422, 10844, 13555, 19819, 21688, 27110, 39638, 54220, 79276, 99095, 108440, 158552, 198190, 396380, 792760, 53729309, 107458618, 214917236, 268646545, 429834472, 537293090, 1074586180, 2149172360]

約数ペア:

[(1, 2149172360), (2, 1074586180), (4, 537293090), (5, 429834472), (8, 268646545), (10, 214917236), (20, 107458618), (40, 53729309), (2711, 792760), (5422, 396380), (10844, 198190), (13555, 158552), (19819, 108440), (21688, 99095), (27110, 79276), (39638, 54220)]