12193900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1999}}^1$

素因数の和:2074

約数の個数: 36

約数和(自身を含む): 26908000

約数和(自身を除く): 14714100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 1999, 3050, 3998, 6100, 7996, 9995, 19990, 39980, 49975, 99950, 121939, 199900, 243878, 487756, 609695, 1219390, 2438780, 3048475, 6096950, 12193900]

約数ペア:

[(1, 12193900), (2, 6096950), (4, 3048475), (5, 2438780), (10, 1219390), (20, 609695), (25, 487756), (50, 243878), (61, 199900), (100, 121939), (122, 99950), (244, 49975), (305, 39980), (610, 19990), (1220, 9995), (1525, 7996), (1999, 6100), (3050, 3998)]