5390620

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{659}}^1$

素因数の和:1077

約数の個数: 24

約数和(自身を含む): 11365200

約数和(自身を除く): 5974580

約数列:

[1, 2, 4, 5, 10, 20, 409, 659, 818, 1318, 1636, 2045, 2636, 3295, 4090, 6590, 8180, 13180, 269531, 539062, 1078124, 1347655, 2695310, 5390620]

約数ペア:

[(1, 5390620), (2, 2695310), (4, 1347655), (5, 1078124), (10, 539062), (20, 269531), (409, 13180), (659, 8180), (818, 6590), (1318, 4090), (1636, 3295), (2045, 2636)]