20255346160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{36170261}}^1$

素因数の和:36170281

約数の個数: 40

約数和(自身を含む): 53821349856

約数和(自身を除く): 33566003696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 36170261, 72340522, 144681044, 180851305, 253191827, 289362088, 361702610, 506383654, 578724176, 723405220, 1012767308, 1265959135, 1446810440, 2025534616, 2531918270, 2893620880, 4051069232, 5063836540, 10127673080, 20255346160]

約数ペア:

[(1, 20255346160), (2, 10127673080), (4, 5063836540), (5, 4051069232), (7, 2893620880), (8, 2531918270), (10, 2025534616), (14, 1446810440), (16, 1265959135), (20, 1012767308), (28, 723405220), (35, 578724176), (40, 506383654), (56, 361702610), (70, 289362088), (80, 253191827), (112, 180851305), (140, 144681044), (280, 72340522), (560, 36170261)]