12713840

素因数分解:

$2^4\times 5^1\times {\mathrm{158923}}^1$

素因数の和:158936

約数の個数: 20

約数和(自身を含む): 29559864

約数和(自身を除く): 16846024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 158923, 317846, 635692, 794615, 1271384, 1589230, 2542768, 3178460, 6356920, 12713840]

約数ペア:

[(1, 12713840), (2, 6356920), (4, 3178460), (5, 2542768), (8, 1589230), (10, 1271384), (16, 794615), (20, 635692), (40, 317846), (80, 158923)]