12797960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{45707}}^1$

素因数の和:45725

約数の個数: 32

約数和(自身を含む): 32909760

約数和(自身を除く): 20111800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 45707, 91414, 182828, 228535, 319949, 365656, 457070, 639898, 914140, 1279796, 1599745, 1828280, 2559592, 3199490, 6398980, 12797960]

約数ペア:

[(1, 12797960), (2, 6398980), (4, 3199490), (5, 2559592), (7, 1828280), (8, 1599745), (10, 1279796), (14, 914140), (20, 639898), (28, 457070), (35, 365656), (40, 319949), (56, 228535), (70, 182828), (140, 91414), (280, 45707)]