109803440

素因数分解:

$2^4\times 5^1\times {\mathrm{1372543}}^1$

素因数の和:1372556

約数の個数: 20

約数和(自身を含む): 255293184

約数和(自身を除く): 145489744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1372543, 2745086, 5490172, 6862715, 10980344, 13725430, 21960688, 27450860, 54901720, 109803440]

約数ペア:

[(1, 109803440), (2, 54901720), (4, 27450860), (5, 21960688), (8, 13725430), (10, 10980344), (16, 6862715), (20, 5490172), (40, 2745086), (80, 1372543)]