9717170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 18576000

約数和(自身を除く): 8858830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 199, 257, 398, 514, 995, 1285, 1990, 2570, 3781, 4883, 7562, 9766, 18905, 24415, 37810, 48830, 51143, 102286, 255715, 511430, 971717, 1943434, 4858585, 9717170]

約数ペア:

[(1, 9717170), (2, 4858585), (5, 1943434), (10, 971717), (19, 511430), (38, 255715), (95, 102286), (190, 51143), (199, 48830), (257, 37810), (398, 24415), (514, 18905), (995, 9766), (1285, 7562), (1990, 4883), (2570, 3781)]