54959120

素因数分解:

$2^4\times 5^1\times {\mathrm{686989}}^1$

素因数の和:687002

約数の個数: 20

約数和(自身を含む): 127780140

約数和(自身を除く): 72821020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 686989, 1373978, 2747956, 3434945, 5495912, 6869890, 10991824, 13739780, 27479560, 54959120]

約数ペア:

[(1, 54959120), (2, 27479560), (4, 13739780), (5, 10991824), (8, 6869890), (10, 5495912), (16, 3434945), (20, 2747956), (40, 1373978), (80, 686989)]