2018907940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1051}}^1\times {\mathrm{13721}}^1$

素因数の和:14788

約数の個数: 48

約数和(自身を含む): 4850342784

約数和(自身を除く): 2831434844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1051, 2102, 4204, 5255, 7357, 10510, 13721, 14714, 21020, 27442, 29428, 36785, 54884, 68605, 73570, 96047, 137210, 147140, 192094, 274420, 384188, 480235, 960470, 1920940, 14420771, 28841542, 57683084, 72103855, 100945397, 144207710, 201890794, 288415420, 403781588, 504726985, 1009453970, 2018907940]

約数ペア:

[(1, 2018907940), (2, 1009453970), (4, 504726985), (5, 403781588), (7, 288415420), (10, 201890794), (14, 144207710), (20, 100945397), (28, 72103855), (35, 57683084), (70, 28841542), (140, 14420771), (1051, 1920940), (2102, 960470), (4204, 480235), (5255, 384188), (7357, 274420), (10510, 192094), (13721, 147140), (14714, 137210), (21020, 96047), (27442, 73570), (29428, 68605), (36785, 54884)]