2819840

素因数分解:

$2^8\times 5^1\times {\mathrm{2203}}^1$

素因数の和:2224

約数の個数: 36

約数和(自身を含む): 6757464

約数和(自身を除く): 3937624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 2203, 4406, 8812, 11015, 17624, 22030, 35248, 44060, 70496, 88120, 140992, 176240, 281984, 352480, 563968, 704960, 1409920, 2819840]

約数ペア:

[(1, 2819840), (2, 1409920), (4, 704960), (5, 563968), (8, 352480), (10, 281984), (16, 176240), (20, 140992), (32, 88120), (40, 70496), (64, 44060), (80, 35248), (128, 22030), (160, 17624), (256, 11015), (320, 8812), (640, 4406), (1280, 2203)]