13380340

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{5107}}^1$

素因数の和:5247

約数の個数: 24

約数和(自身を含む): 28318752

約数和(自身を除く): 14938412

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 5107, 10214, 20428, 25535, 51070, 102140, 669017, 1338034, 2676068, 3345085, 6690170, 13380340]

約数ペア:

[(1, 13380340), (2, 6690170), (4, 3345085), (5, 2676068), (10, 1338034), (20, 669017), (131, 102140), (262, 51070), (524, 25535), (655, 20428), (1310, 10214), (2620, 5107)]