13913840

素因数分解:

$2^4\times 5^1\times {\mathrm{173923}}^1$

素因数の和:173936

約数の個数: 20

約数和(自身を含む): 32349864

約数和(自身を除く): 18436024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173923, 347846, 695692, 869615, 1391384, 1739230, 2782768, 3478460, 6956920, 13913840]

約数ペア:

[(1, 13913840), (2, 6956920), (4, 3478460), (5, 2782768), (8, 1739230), (10, 1391384), (16, 869615), (20, 695692), (40, 347846), (80, 173923)]