56361680

素因数分解:

$2^4\times 5^1\times {\mathrm{704521}}^1$

素因数の和:704534

約数の個数: 20

約数和(自身を含む): 131041092

約数和(自身を除く): 74679412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 704521, 1409042, 2818084, 3522605, 5636168, 7045210, 11272336, 14090420, 28180840, 56361680]

約数ペア:

[(1, 56361680), (2, 28180840), (4, 14090420), (5, 11272336), (8, 7045210), (10, 5636168), (16, 3522605), (20, 2818084), (40, 1409042), (80, 704521)]