12489920

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1697}}^1$

素因数の和:1737

約数の個数: 56

約数和(自身を含む): 31053024

約数和(自身を除く): 18563104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1697, 1840, 3394, 3680, 6788, 7360, 8485, 13576, 16970, 27152, 33940, 39031, 54304, 67880, 78062, 108608, 135760, 156124, 195155, 271520, 312248, 390310, 543040, 624496, 780620, 1248992, 1561240, 2497984, 3122480, 6244960, 12489920]

約数ペア:

[(1, 12489920), (2, 6244960), (4, 3122480), (5, 2497984), (8, 1561240), (10, 1248992), (16, 780620), (20, 624496), (23, 543040), (32, 390310), (40, 312248), (46, 271520), (64, 195155), (80, 156124), (92, 135760), (115, 108608), (160, 78062), (184, 67880), (230, 54304), (320, 39031), (368, 33940), (460, 27152), (736, 16970), (920, 13576), (1472, 8485), (1697, 7360), (1840, 6788), (3394, 3680)]