20175698090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{270343}}^1$

素因数の和:270806

約数の個数: 32

約数和(自身を含む): 38540240640

約数和(自身を除く): 18364542550

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 439, 878, 2195, 4390, 7463, 14926, 37315, 74630, 270343, 540686, 1351715, 2703430, 4595831, 9191662, 22979155, 45958310, 118680577, 237361154, 593402885, 1186805770, 2017569809, 4035139618, 10087849045, 20175698090]

約数ペア:

[(1, 20175698090), (2, 10087849045), (5, 4035139618), (10, 2017569809), (17, 1186805770), (34, 593402885), (85, 237361154), (170, 118680577), (439, 45958310), (878, 22979155), (2195, 9191662), (4390, 4595831), (7463, 2703430), (14926, 1351715), (37315, 540686), (74630, 270343)]