2019909290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{324223}}^1$

素因数の和:324326

約数の個数: 32

約数和(自身を含む): 4201943040

約数和(自身を除く): 2182033750

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 324223, 648446, 1621115, 2269561, 3242230, 4539122, 11347805, 22695610, 28855847, 57711694, 144279235, 201990929, 288558470, 403981858, 1009954645, 2019909290]

約数ペア:

[(1, 2019909290), (2, 1009954645), (5, 403981858), (7, 288558470), (10, 201990929), (14, 144279235), (35, 57711694), (70, 28855847), (89, 22695610), (178, 11347805), (445, 4539122), (623, 3242230), (890, 2269561), (1246, 1621115), (3115, 648446), (6230, 324223)]