12508820

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1973}}^1$

素因数の和:2299

約数の個数: 24

約数和(自身を含む): 26364744

約数和(自身を除く): 13855924

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 1973, 3170, 3946, 6340, 7892, 9865, 19730, 39460, 625441, 1250882, 2501764, 3127205, 6254410, 12508820]

約数ペア:

[(1, 12508820), (2, 6254410), (4, 3127205), (5, 2501764), (10, 1250882), (20, 625441), (317, 39460), (634, 19730), (1268, 9865), (1585, 7892), (1973, 6340), (3170, 3946)]