20349250

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{3539}}^1$

素因数の和:3579

約数の個数: 32

約数和(自身を含む): 39761280

約数和(自身を除く): 19412030

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 125, 230, 250, 575, 1150, 2875, 3539, 5750, 7078, 17695, 35390, 81397, 88475, 162794, 176950, 406985, 442375, 813970, 884750, 2034925, 4069850, 10174625, 20349250]

約数ペア:

[(1, 20349250), (2, 10174625), (5, 4069850), (10, 2034925), (23, 884750), (25, 813970), (46, 442375), (50, 406985), (115, 176950), (125, 162794), (230, 88475), (250, 81397), (575, 35390), (1150, 17695), (2875, 7078), (3539, 5750)]