2660480

素因数分解:

$2^7\times 5^1\times {\mathrm{4157}}^1$

素因数の和:4176

約数の個数: 32

約数和(自身を含む): 6361740

約数和(自身を除く): 3701260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 4157, 8314, 16628, 20785, 33256, 41570, 66512, 83140, 133024, 166280, 266048, 332560, 532096, 665120, 1330240, 2660480]

約数ペア:

[(1, 2660480), (2, 1330240), (4, 665120), (5, 532096), (8, 332560), (10, 266048), (16, 166280), (20, 133024), (32, 83140), (40, 66512), (64, 41570), (80, 33256), (128, 20785), (160, 16628), (320, 8314), (640, 4157)]