208060480

素因数分解:

$2^6\times 5^1\times {\mathrm{650189}}^1$

素因数の和:650206

約数の個数: 28

約数和(自身を含む): 495444780

約数和(自身を除く): 287384300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 650189, 1300378, 2600756, 3250945, 5201512, 6501890, 10403024, 13003780, 20806048, 26007560, 41612096, 52015120, 104030240, 208060480]

約数ペア:

[(1, 208060480), (2, 104030240), (4, 52015120), (5, 41612096), (8, 26007560), (10, 20806048), (16, 13003780), (20, 10403024), (32, 6501890), (40, 5201512), (64, 3250945), (80, 2600756), (160, 1300378), (320, 650189)]