49784180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131011}}^1$

素因数の和:131039

約数の個数: 24

約数和(自身を含む): 110050080

約数和(自身を除く): 60265900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 131011, 262022, 524044, 655055, 1310110, 2489209, 2620220, 4978418, 9956836, 12446045, 24892090, 49784180]

約数ペア:

[(1, 49784180), (2, 24892090), (4, 12446045), (5, 9956836), (10, 4978418), (19, 2620220), (20, 2489209), (38, 1310110), (76, 655055), (95, 524044), (190, 262022), (380, 131011)]