13935620

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7829}}^1$

素因数の和:7927

約数の個数: 24

約数和(自身を含む): 29597400

約数和(自身を除く): 15661780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 7829, 15658, 31316, 39145, 78290, 156580, 696781, 1393562, 2787124, 3483905, 6967810, 13935620]

約数ペア:

[(1, 13935620), (2, 6967810), (4, 3483905), (5, 2787124), (10, 1393562), (20, 696781), (89, 156580), (178, 78290), (356, 39145), (445, 31316), (890, 15658), (1780, 7829)]