207375910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{14887}}^1$

素因数の和:15100

約数の個数: 32

約数和(自身を含む): 428774400

約数和(自身を除く): 221398490

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 199, 398, 995, 1393, 1990, 2786, 6965, 13930, 14887, 29774, 74435, 104209, 148870, 208418, 521045, 1042090, 2962513, 5925026, 14812565, 20737591, 29625130, 41475182, 103687955, 207375910]

約数ペア:

[(1, 207375910), (2, 103687955), (5, 41475182), (7, 29625130), (10, 20737591), (14, 14812565), (35, 5925026), (70, 2962513), (199, 1042090), (398, 521045), (995, 208418), (1393, 148870), (1990, 104209), (2786, 74435), (6965, 29774), (13930, 14887)]