6689920

素因数分解:

$2^7\times 5^1\times {\mathrm{10453}}^1$

素因数の和:10472

約数の個数: 32

約数和(自身を含む): 15994620

約数和(自身を除く): 9304700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 10453, 20906, 41812, 52265, 83624, 104530, 167248, 209060, 334496, 418120, 668992, 836240, 1337984, 1672480, 3344960, 6689920]

約数ペア:

[(1, 6689920), (2, 3344960), (4, 1672480), (5, 1337984), (8, 836240), (10, 668992), (16, 418120), (20, 334496), (32, 209060), (40, 167248), (64, 104530), (80, 83624), (128, 52265), (160, 41812), (320, 20906), (640, 10453)]