2060420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1451}}^1$

素因数の和:1531

約数の個数: 24

約数和(自身を含む): 4390848

約数和(自身を除く): 2330428

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1451, 2902, 5804, 7255, 14510, 29020, 103021, 206042, 412084, 515105, 1030210, 2060420]

約数ペア:

[(1, 2060420), (2, 1030210), (4, 515105), (5, 412084), (10, 206042), (20, 103021), (71, 29020), (142, 14510), (284, 7255), (355, 5804), (710, 2902), (1420, 1451)]