1993040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3559}}^1$

素因数の和:3579

約数の個数: 40

約数和(自身を含む): 5297280

約数和(自身を除く): 3304240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3559, 7118, 14236, 17795, 24913, 28472, 35590, 49826, 56944, 71180, 99652, 124565, 142360, 199304, 249130, 284720, 398608, 498260, 996520, 1993040]

約数ペア:

[(1, 1993040), (2, 996520), (4, 498260), (5, 398608), (7, 284720), (8, 249130), (10, 199304), (14, 142360), (16, 124565), (20, 99652), (28, 71180), (35, 56944), (40, 49826), (56, 35590), (70, 28472), (80, 24913), (112, 17795), (140, 14236), (280, 7118), (560, 3559)]