201720170

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{2017}}^1$

素因数の和:2234

約数の個数: 32

約数和(自身を含む): 370940688

約数和(自身を除く): 169220518

約数列:

[1, 2, 5, 10, 73, 137, 146, 274, 365, 685, 730, 1370, 2017, 4034, 10001, 10085, 20002, 20170, 50005, 100010, 147241, 276329, 294482, 552658, 736205, 1381645, 1472410, 2763290, 20172017, 40344034, 100860085, 201720170]

約数ペア:

[(1, 201720170), (2, 100860085), (5, 40344034), (10, 20172017), (73, 2763290), (137, 1472410), (146, 1381645), (274, 736205), (365, 552658), (685, 294482), (730, 276329), (1370, 147241), (2017, 100010), (4034, 50005), (10001, 20170), (10085, 20002)]