72616460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{518689}}^1$

素因数の和:518705

約数の個数: 24

約数和(自身を含む): 174279840

約数和(自身を除く): 101663380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 518689, 1037378, 2074756, 2593445, 3630823, 5186890, 7261646, 10373780, 14523292, 18154115, 36308230, 72616460]

約数ペア:

[(1, 72616460), (2, 36308230), (4, 18154115), (5, 14523292), (7, 10373780), (10, 7261646), (14, 5186890), (20, 3630823), (28, 2593445), (35, 2074756), (70, 1037378), (140, 518689)]