7312420

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2791}}^1$

素因数の和:2931

約数の個数: 24

約数和(自身を含む): 15478848

約数和(自身を除く): 8166428

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 2791, 5582, 11164, 13955, 27910, 55820, 365621, 731242, 1462484, 1828105, 3656210, 7312420]

約数ペア:

[(1, 7312420), (2, 3656210), (4, 1828105), (5, 1462484), (10, 731242), (20, 365621), (131, 55820), (262, 27910), (524, 13955), (655, 11164), (1310, 5582), (2620, 2791)]