254236430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{18251}}^1$

素因数の和:18464

約数の個数: 32

約数和(自身を含む): 525657600

約数和(自身を除く): 271421170

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 199, 398, 995, 1393, 1990, 2786, 6965, 13930, 18251, 36502, 91255, 127757, 182510, 255514, 638785, 1277570, 3631949, 7263898, 18159745, 25423643, 36319490, 50847286, 127118215, 254236430]

約数ペア:

[(1, 254236430), (2, 127118215), (5, 50847286), (7, 36319490), (10, 25423643), (14, 18159745), (35, 7263898), (70, 3631949), (199, 1277570), (398, 638785), (995, 255514), (1393, 182510), (1990, 127757), (2786, 91255), (6965, 36502), (13930, 18251)]