1169920

素因数分解:

$2^9\times 5^1\times {\mathrm{457}}^1$

素因数の和:480

約数の個数: 40

約数和(自身を含む): 2811204

約数和(自身を除く): 1641284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 457, 512, 640, 914, 1280, 1828, 2285, 2560, 3656, 4570, 7312, 9140, 14624, 18280, 29248, 36560, 58496, 73120, 116992, 146240, 233984, 292480, 584960, 1169920]

約数ペア:

[(1, 1169920), (2, 584960), (4, 292480), (5, 233984), (8, 146240), (10, 116992), (16, 73120), (20, 58496), (32, 36560), (40, 29248), (64, 18280), (80, 14624), (128, 9140), (160, 7312), (256, 4570), (320, 3656), (457, 2560), (512, 2285), (640, 1828), (914, 1280)]