16268920

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2351}}^1$

素因数の和:2535

約数の個数: 32

約数和(自身を含む): 36832320

約数和(自身を除く): 20563400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 2351, 3460, 4702, 6920, 9404, 11755, 18808, 23510, 47020, 94040, 406723, 813446, 1626892, 2033615, 3253784, 4067230, 8134460, 16268920]

約数ペア:

[(1, 16268920), (2, 8134460), (4, 4067230), (5, 3253784), (8, 2033615), (10, 1626892), (20, 813446), (40, 406723), (173, 94040), (346, 47020), (692, 23510), (865, 18808), (1384, 11755), (1730, 9404), (2351, 6920), (3460, 4702)]