1322871340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{67979}}^1$

素因数の和:68134

約数の個数: 48

約数和(自身を含む): 3197779200

約数和(自身を除く): 1874907860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 9730, 19460, 67979, 135958, 271916, 339895, 475853, 679790, 951706, 1359580, 1903412, 2379265, 4758530, 9449081, 9517060, 18898162, 37796324, 47245405, 66143567, 94490810, 132287134, 188981620, 264574268, 330717835, 661435670, 1322871340]

約数ペア:

[(1, 1322871340), (2, 661435670), (4, 330717835), (5, 264574268), (7, 188981620), (10, 132287134), (14, 94490810), (20, 66143567), (28, 47245405), (35, 37796324), (70, 18898162), (139, 9517060), (140, 9449081), (278, 4758530), (556, 2379265), (695, 1903412), (973, 1359580), (1390, 951706), (1946, 679790), (2780, 475853), (3892, 339895), (4865, 271916), (9730, 135958), (19460, 67979)]