12203920

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1931}}^1$

素因数の和:2023

約数の個数: 40

約数和(自身を含む): 28748160

約数和(自身を除く): 16544240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 1931, 3160, 3862, 6320, 7724, 9655, 15448, 19310, 30896, 38620, 77240, 152549, 154480, 305098, 610196, 762745, 1220392, 1525490, 2440784, 3050980, 6101960, 12203920]

約数ペア:

[(1, 12203920), (2, 6101960), (4, 3050980), (5, 2440784), (8, 1525490), (10, 1220392), (16, 762745), (20, 610196), (40, 305098), (79, 154480), (80, 152549), (158, 77240), (316, 38620), (395, 30896), (632, 19310), (790, 15448), (1264, 9655), (1580, 7724), (1931, 6320), (3160, 3862)]