243896140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{530209}}^1$

素因数の和:530241

約数の個数: 24

約数和(自身を含む): 534451680

約数和(自身を除く): 290555540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 530209, 1060418, 2120836, 2651045, 5302090, 10604180, 12194807, 24389614, 48779228, 60974035, 121948070, 243896140]

約数ペア:

[(1, 243896140), (2, 121948070), (4, 60974035), (5, 48779228), (10, 24389614), (20, 12194807), (23, 10604180), (46, 5302090), (92, 2651045), (115, 2120836), (230, 1060418), (460, 530209)]