20192736760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{72116917}}^1$

素因数の和:72116935

約数の個数: 32

約数和(自身を含む): 51924180960

約数和(自身を除く): 31731444200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 72116917, 144233834, 288467668, 360584585, 504818419, 576935336, 721169170, 1009636838, 1442338340, 2019273676, 2524092095, 2884676680, 4038547352, 5048184190, 10096368380, 20192736760]

約数ペア:

[(1, 20192736760), (2, 10096368380), (4, 5048184190), (5, 4038547352), (7, 2884676680), (8, 2524092095), (10, 2019273676), (14, 1442338340), (20, 1009636838), (28, 721169170), (35, 576935336), (40, 504818419), (56, 360584585), (70, 288467668), (140, 144233834), (280, 72116917)]