15741080

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{2039}}^1$

素因数の和:2243

約数の個数: 32

約数和(自身を含む): 35618400

約数和(自身を除く): 19877320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 2039, 3860, 4078, 7720, 8156, 10195, 16312, 20390, 40780, 81560, 393527, 787054, 1574108, 1967635, 3148216, 3935270, 7870540, 15741080]

約数ペア:

[(1, 15741080), (2, 7870540), (4, 3935270), (5, 3148216), (8, 1967635), (10, 1574108), (20, 787054), (40, 393527), (193, 81560), (386, 40780), (772, 20390), (965, 16312), (1544, 10195), (1930, 8156), (2039, 7720), (3860, 4078)]