3217280

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 8408880

約数和(自身を除く): 5191600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 457, 640, 704, 880, 914, 1408, 1760, 1828, 2285, 3520, 3656, 4570, 5027, 7040, 7312, 9140, 10054, 14624, 18280, 20108, 25135, 29248, 36560, 40216, 50270, 58496, 73120, 80432, 100540, 146240, 160864, 201080, 292480, 321728, 402160, 643456, 804320, 1608640, 3217280]

約数ペア:

[(1, 3217280), (2, 1608640), (4, 804320), (5, 643456), (8, 402160), (10, 321728), (11, 292480), (16, 201080), (20, 160864), (22, 146240), (32, 100540), (40, 80432), (44, 73120), (55, 58496), (64, 50270), (80, 40216), (88, 36560), (110, 29248), (128, 25135), (160, 20108), (176, 18280), (220, 14624), (320, 10054), (352, 9140), (440, 7312), (457, 7040), (640, 5027), (704, 4570), (880, 3656), (914, 3520), (1408, 2285), (1760, 1828)]