1581160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{5647}}^1$

素因数の和:5665

約数の個数: 32

約数和(自身を含む): 4066560

約数和(自身を除く): 2485400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 5647, 11294, 22588, 28235, 39529, 45176, 56470, 79058, 112940, 158116, 197645, 225880, 316232, 395290, 790580, 1581160]

約数ペア:

[(1, 1581160), (2, 790580), (4, 395290), (5, 316232), (7, 225880), (8, 197645), (10, 158116), (14, 112940), (20, 79058), (28, 56470), (35, 45176), (40, 39529), (56, 28235), (70, 22588), (140, 11294), (280, 5647)]