19288760

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3797}}^1$

素因数の和:3935

約数の個数: 32

約数和(自身を含む): 43752960

約数和(自身を除く): 24464200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 3797, 5080, 7594, 15188, 18985, 30376, 37970, 75940, 151880, 482219, 964438, 1928876, 2411095, 3857752, 4822190, 9644380, 19288760]

約数ペア:

[(1, 19288760), (2, 9644380), (4, 4822190), (5, 3857752), (8, 2411095), (10, 1928876), (20, 964438), (40, 482219), (127, 151880), (254, 75940), (508, 37970), (635, 30376), (1016, 18985), (1270, 15188), (2540, 7594), (3797, 5080)]