2000145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 3750912

約数和(自身を除く): 1750767

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 443, 645, 903, 1329, 1505, 2215, 3101, 4515, 6645, 9303, 15505, 19049, 46515, 57147, 95245, 133343, 285735, 400029, 666715, 2000145]

約数ペア:

[(1, 2000145), (3, 666715), (5, 400029), (7, 285735), (15, 133343), (21, 95245), (35, 57147), (43, 46515), (105, 19049), (129, 15505), (215, 9303), (301, 6645), (443, 4515), (645, 3101), (903, 2215), (1329, 1505)]