42598780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2221}}^1$

素因数の和:2374

約数の個数: 48

約数和(自身を含む): 103029696

約数和(自身を除く): 60430916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1918, 2221, 2740, 3836, 4442, 4795, 8884, 9590, 11105, 15547, 19180, 22210, 31094, 44420, 62188, 77735, 155470, 304277, 310940, 608554, 1217108, 1521385, 2129939, 3042770, 4259878, 6085540, 8519756, 10649695, 21299390, 42598780]

約数ペア:

[(1, 42598780), (2, 21299390), (4, 10649695), (5, 8519756), (7, 6085540), (10, 4259878), (14, 3042770), (20, 2129939), (28, 1521385), (35, 1217108), (70, 608554), (137, 310940), (140, 304277), (274, 155470), (548, 77735), (685, 62188), (959, 44420), (1370, 31094), (1918, 22210), (2221, 19180), (2740, 15547), (3836, 11105), (4442, 9590), (4795, 8884)]