16711960

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7883}}^1$

素因数の和:7947

約数の個数: 32

約数和(自身を含む): 38316240

約数和(自身を除く): 21604280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 7883, 15766, 31532, 39415, 63064, 78830, 157660, 315320, 417799, 835598, 1671196, 2088995, 3342392, 4177990, 8355980, 16711960]

約数ペア:

[(1, 16711960), (2, 8355980), (4, 4177990), (5, 3342392), (8, 2088995), (10, 1671196), (20, 835598), (40, 417799), (53, 315320), (106, 157660), (212, 78830), (265, 63064), (424, 39415), (530, 31532), (1060, 15766), (2120, 7883)]