40497440

素因数分解:

$2^5\times 5^1\times {\mathrm{253109}}^1$

素因数の和:253124

約数の個数: 24

約数和(自身を含む): 95675580

約数和(自身を除く): 55178140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 253109, 506218, 1012436, 1265545, 2024872, 2531090, 4049744, 5062180, 8099488, 10124360, 20248720, 40497440]

約数ペア:

[(1, 40497440), (2, 20248720), (4, 10124360), (5, 8099488), (8, 5062180), (10, 4049744), (16, 2531090), (20, 2024872), (32, 1265545), (40, 1012436), (80, 506218), (160, 253109)]