15228560

素因数分解:

$2^4\times 5^1\times {\mathrm{190357}}^1$

素因数の和:190370

約数の個数: 20

約数和(自身を含む): 35406588

約数和(自身を除く): 20178028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 190357, 380714, 761428, 951785, 1522856, 1903570, 3045712, 3807140, 7614280, 15228560]

約数ペア:

[(1, 15228560), (2, 7614280), (4, 3807140), (5, 3045712), (8, 1903570), (10, 1522856), (16, 951785), (20, 761428), (40, 380714), (80, 190357)]