15691921840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{28021289}}^1$

素因数の和:28021309

約数の個数: 40

約数和(自身を含む): 41695679520

約数和(自身を除く): 26003757680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 28021289, 56042578, 112085156, 140106445, 196149023, 224170312, 280212890, 392298046, 448340624, 560425780, 784596092, 980745115, 1120851560, 1569192184, 1961490230, 2241703120, 3138384368, 3922980460, 7845960920, 15691921840]

約数ペア:

[(1, 15691921840), (2, 7845960920), (4, 3922980460), (5, 3138384368), (7, 2241703120), (8, 1961490230), (10, 1569192184), (14, 1120851560), (16, 980745115), (20, 784596092), (28, 560425780), (35, 448340624), (40, 392298046), (56, 280212890), (70, 224170312), (80, 196149023), (112, 140106445), (140, 112085156), (280, 56042578), (560, 28021289)]