2051780

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{593}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 4340952

約数和(自身を除く): 2289172

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 593, 692, 865, 1186, 1730, 2372, 2965, 3460, 5930, 11860, 102589, 205178, 410356, 512945, 1025890, 2051780]

約数ペア:

[(1, 2051780), (2, 1025890), (4, 512945), (5, 410356), (10, 205178), (20, 102589), (173, 11860), (346, 5930), (593, 3460), (692, 2965), (865, 2372), (1186, 1730)]