15657940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{34039}}^1$

素因数の和:34071

約数の個数: 24

約数和(自身を含む): 34312320

約数和(自身を除く): 18654380

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 34039, 68078, 136156, 170195, 340390, 680780, 782897, 1565794, 3131588, 3914485, 7828970, 15657940]

約数ペア:

[(1, 15657940), (2, 7828970), (4, 3914485), (5, 3131588), (10, 1565794), (20, 782897), (23, 680780), (46, 340390), (92, 170195), (115, 136156), (230, 68078), (460, 34039)]