2120960

素因数分解:

$2^8\times 5^1\times {\mathrm{1657}}^1$

素因数の和:1678

約数の個数: 36

約数和(自身を含む): 5083428

約数和(自身を除く): 2962468

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 1657, 3314, 6628, 8285, 13256, 16570, 26512, 33140, 53024, 66280, 106048, 132560, 212096, 265120, 424192, 530240, 1060480, 2120960]

約数ペア:

[(1, 2120960), (2, 1060480), (4, 530240), (5, 424192), (8, 265120), (10, 212096), (16, 132560), (20, 106048), (32, 66280), (40, 53024), (64, 33140), (80, 26512), (128, 16570), (160, 13256), (256, 8285), (320, 6628), (640, 3314), (1280, 1657)]