72876580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{520547}}^1$

素因数の和:520563

約数の個数: 24

約数和(自身を含む): 174904128

約数和(自身を除く): 102027548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 520547, 1041094, 2082188, 2602735, 3643829, 5205470, 7287658, 10410940, 14575316, 18219145, 36438290, 72876580]

約数ペア:

[(1, 72876580), (2, 36438290), (4, 18219145), (5, 14575316), (7, 10410940), (10, 7287658), (14, 5205470), (20, 3643829), (28, 2602735), (35, 2082188), (70, 1041094), (140, 520547)]