283745840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{506689}}^1$

素因数の和:506709

約数の個数: 40

約数和(自身を含む): 753954720

約数和(自身を除く): 470208880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 506689, 1013378, 2026756, 2533445, 3546823, 4053512, 5066890, 7093646, 8107024, 10133780, 14187292, 17734115, 20267560, 28374584, 35468230, 40535120, 56749168, 70936460, 141872920, 283745840]

約数ペア:

[(1, 283745840), (2, 141872920), (4, 70936460), (5, 56749168), (7, 40535120), (8, 35468230), (10, 28374584), (14, 20267560), (16, 17734115), (20, 14187292), (28, 10133780), (35, 8107024), (40, 7093646), (56, 5066890), (70, 4053512), (80, 3546823), (112, 2533445), (140, 2026756), (280, 1013378), (560, 506689)]