201672560

素因数分解:

$2^4\times 5^1\times {\mathrm{2520907}}^1$

素因数の和:2520920

約数の個数: 20

約数和(自身を含む): 468888888

約数和(自身を除く): 267216328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2520907, 5041814, 10083628, 12604535, 20167256, 25209070, 40334512, 50418140, 100836280, 201672560]

約数ペア:

[(1, 201672560), (2, 100836280), (4, 50418140), (5, 40334512), (8, 25209070), (10, 20167256), (16, 12604535), (20, 10083628), (40, 5041814), (80, 2520907)]