20174515220

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2340431}}^1$

素因数の和:2340871

約数の個数: 24

約数和(自身を含む): 42464798208

約数和(自身を除く): 22290282988

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1724, 2155, 4310, 8620, 2340431, 4680862, 9361724, 11702155, 23404310, 46808620, 1008725761, 2017451522, 4034903044, 5043628805, 10087257610, 20174515220]

約数ペア:

[(1, 20174515220), (2, 10087257610), (4, 5043628805), (5, 4034903044), (10, 2017451522), (20, 1008725761), (431, 46808620), (862, 23404310), (1724, 11702155), (2155, 9361724), (4310, 4680862), (8620, 2340431)]