20250280

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2797}}^1$

素因数の和:2989

約数の個数: 32

約数和(自身を含む): 45831240

約数和(自身を除く): 25580960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 2797, 3620, 5594, 7240, 11188, 13985, 22376, 27970, 55940, 111880, 506257, 1012514, 2025028, 2531285, 4050056, 5062570, 10125140, 20250280]

約数ペア:

[(1, 20250280), (2, 10125140), (4, 5062570), (5, 4050056), (8, 2531285), (10, 2025028), (20, 1012514), (40, 506257), (181, 111880), (362, 55940), (724, 27970), (905, 22376), (1448, 13985), (1810, 11188), (2797, 7240), (3620, 5594)]