140981140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{1051}}^1$

素因数の和:1432

約数の個数: 48

約数和(自身を含む): 312822720

約数和(自身を除く): 171841580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 353, 380, 706, 1051, 1412, 1765, 2102, 3530, 4204, 5255, 6707, 7060, 10510, 13414, 19969, 21020, 26828, 33535, 39938, 67070, 79876, 99845, 134140, 199690, 371003, 399380, 742006, 1484012, 1855015, 3710030, 7049057, 7420060, 14098114, 28196228, 35245285, 70490570, 140981140]

約数ペア:

[(1, 140981140), (2, 70490570), (4, 35245285), (5, 28196228), (10, 14098114), (19, 7420060), (20, 7049057), (38, 3710030), (76, 1855015), (95, 1484012), (190, 742006), (353, 399380), (380, 371003), (706, 199690), (1051, 134140), (1412, 99845), (1765, 79876), (2102, 67070), (3530, 39938), (4204, 33535), (5255, 26828), (6707, 21020), (7060, 19969), (10510, 13414)]