72606940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{518621}}^1$

素因数の和:518637

約数の個数: 24

約数和(自身を含む): 174256992

約数和(自身を除く): 101650052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 518621, 1037242, 2074484, 2593105, 3630347, 5186210, 7260694, 10372420, 14521388, 18151735, 36303470, 72606940]

約数ペア:

[(1, 72606940), (2, 36303470), (4, 18151735), (5, 14521388), (7, 10372420), (10, 7260694), (14, 5186210), (20, 3630347), (28, 2593105), (35, 2074484), (70, 1037242), (140, 518621)]