8360420

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3191}}^1$

素因数の和:3331

約数の個数: 24

約数和(自身を含む): 17696448

約数和(自身を除く): 9336028

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 3191, 6382, 12764, 15955, 31910, 63820, 418021, 836042, 1672084, 2090105, 4180210, 8360420]

約数ペア:

[(1, 8360420), (2, 4180210), (4, 2090105), (5, 1672084), (10, 836042), (20, 418021), (131, 63820), (262, 31910), (524, 15955), (655, 12764), (1310, 6382), (2620, 3191)]