195580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 516096

約数和(自身を除く): 320516

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 127, 140, 154, 220, 254, 308, 385, 508, 635, 770, 889, 1270, 1397, 1540, 1778, 2540, 2794, 3556, 4445, 5588, 6985, 8890, 9779, 13970, 17780, 19558, 27940, 39116, 48895, 97790, 195580]

約数ペア:

[(1, 195580), (2, 97790), (4, 48895), (5, 39116), (7, 27940), (10, 19558), (11, 17780), (14, 13970), (20, 9779), (22, 8890), (28, 6985), (35, 5588), (44, 4445), (55, 3556), (70, 2794), (77, 2540), (110, 1778), (127, 1540), (140, 1397), (154, 1270), (220, 889), (254, 770), (308, 635), (385, 508)]