4920560

素因数分解:

$2^4\times 5^1\times {\mathrm{61507}}^1$

素因数の和:61520

約数の個数: 20

約数和(自身を含む): 11440488

約数和(自身を除く): 6519928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 61507, 123014, 246028, 307535, 492056, 615070, 984112, 1230140, 2460280, 4920560]

約数ペア:

[(1, 4920560), (2, 2460280), (4, 1230140), (5, 984112), (8, 615070), (10, 492056), (16, 307535), (20, 246028), (40, 123014), (80, 61507)]