19111120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{34127}}^1$

素因数の和:34147

約数の個数: 40

約数和(自身を含む): 50782464

約数和(自身を除く): 31671344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 34127, 68254, 136508, 170635, 238889, 273016, 341270, 477778, 546032, 682540, 955556, 1194445, 1365080, 1911112, 2388890, 2730160, 3822224, 4777780, 9555560, 19111120]

約数ペア:

[(1, 19111120), (2, 9555560), (4, 4777780), (5, 3822224), (7, 2730160), (8, 2388890), (10, 1911112), (14, 1365080), (16, 1194445), (20, 955556), (28, 682540), (35, 546032), (40, 477778), (56, 341270), (70, 273016), (80, 238889), (112, 170635), (140, 136508), (280, 68254), (560, 34127)]