117778640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{210319}}^1$

素因数の和:210339

約数の個数: 40

約数和(自身を含む): 312956160

約数和(自身を除く): 195177520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 210319, 420638, 841276, 1051595, 1472233, 1682552, 2103190, 2944466, 3365104, 4206380, 5888932, 7361165, 8412760, 11777864, 14722330, 16825520, 23555728, 29444660, 58889320, 117778640]

約数ペア:

[(1, 117778640), (2, 58889320), (4, 29444660), (5, 23555728), (7, 16825520), (8, 14722330), (10, 11777864), (14, 8412760), (16, 7361165), (20, 5888932), (28, 4206380), (35, 3365104), (40, 2944466), (56, 2103190), (70, 1682552), (80, 1472233), (112, 1051595), (140, 841276), (280, 420638), (560, 210319)]