191464720

素因数分解:

$2^4\times 5^1\times {\mathrm{457}}^1\times {\mathrm{5237}}^1$

素因数の和:5707

約数の個数: 40

約数和(自身を含む): 446214744

約数和(自身を除く): 254750024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 457, 914, 1828, 2285, 3656, 4570, 5237, 7312, 9140, 10474, 18280, 20948, 26185, 36560, 41896, 52370, 83792, 104740, 209480, 418960, 2393309, 4786618, 9573236, 11966545, 19146472, 23933090, 38292944, 47866180, 95732360, 191464720]

約数ペア:

[(1, 191464720), (2, 95732360), (4, 47866180), (5, 38292944), (8, 23933090), (10, 19146472), (16, 11966545), (20, 9573236), (40, 4786618), (80, 2393309), (457, 418960), (914, 209480), (1828, 104740), (2285, 83792), (3656, 52370), (4570, 41896), (5237, 36560), (7312, 26185), (9140, 20948), (10474, 18280)]