172820060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{176347}}^1$

素因数の和:176370

約数の個数: 36

約数和(自身を含む): 422177112

約数和(自身を除く): 249357052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 176347, 352694, 705388, 881735, 1234429, 1763470, 2468858, 3526940, 4937716, 6172145, 8641003, 12344290, 17282006, 24688580, 34564012, 43205015, 86410030, 172820060]

約数ペア:

[(1, 172820060), (2, 86410030), (4, 43205015), (5, 34564012), (7, 24688580), (10, 17282006), (14, 12344290), (20, 8641003), (28, 6172145), (35, 4937716), (49, 3526940), (70, 2468858), (98, 1763470), (140, 1234429), (196, 881735), (245, 705388), (490, 352694), (980, 176347)]