52327940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2689}}^1$

素因数の和:2844

約数の個数: 48

約数和(自身を含む): 126537600

約数和(自身を除く): 74209660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2689, 2780, 3892, 4865, 5378, 9730, 10756, 13445, 18823, 19460, 26890, 37646, 53780, 75292, 94115, 188230, 373771, 376460, 747542, 1495084, 1868855, 2616397, 3737710, 5232794, 7475420, 10465588, 13081985, 26163970, 52327940]

約数ペア:

[(1, 52327940), (2, 26163970), (4, 13081985), (5, 10465588), (7, 7475420), (10, 5232794), (14, 3737710), (20, 2616397), (28, 1868855), (35, 1495084), (70, 747542), (139, 376460), (140, 373771), (278, 188230), (556, 94115), (695, 75292), (973, 53780), (1390, 37646), (1946, 26890), (2689, 19460), (2780, 18823), (3892, 13445), (4865, 10756), (5378, 9730)]