127993040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{228559}}^1$

素因数の和:228579

約数の個数: 40

約数和(自身を含む): 340097280

約数和(自身を除く): 212104240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 228559, 457118, 914236, 1142795, 1599913, 1828472, 2285590, 3199826, 3656944, 4571180, 6399652, 7999565, 9142360, 12799304, 15999130, 18284720, 25598608, 31998260, 63996520, 127993040]

約数ペア:

[(1, 127993040), (2, 63996520), (4, 31998260), (5, 25598608), (7, 18284720), (8, 15999130), (10, 12799304), (14, 9142360), (16, 7999565), (20, 6399652), (28, 4571180), (35, 3656944), (40, 3199826), (56, 2285590), (70, 1828472), (80, 1599913), (112, 1142795), (140, 914236), (280, 457118), (560, 228559)]