55621160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{198647}}^1$

素因数の和:198665

約数の個数: 32

約数和(自身を含む): 143026560

約数和(自身を除く): 87405400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 198647, 397294, 794588, 993235, 1390529, 1589176, 1986470, 2781058, 3972940, 5562116, 6952645, 7945880, 11124232, 13905290, 27810580, 55621160]

約数ペア:

[(1, 55621160), (2, 27810580), (4, 13905290), (5, 11124232), (7, 7945880), (8, 6952645), (10, 5562116), (14, 3972940), (20, 2781058), (28, 1986470), (35, 1589176), (40, 1390529), (56, 993235), (70, 794588), (140, 397294), (280, 198647)]