2040985520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3644617}}^1$

素因数の和:3644637

約数の個数: 40

約数和(自身を含む): 5423191584

約数和(自身を除く): 3382206064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3644617, 7289234, 14578468, 18223085, 25512319, 29156936, 36446170, 51024638, 58313872, 72892340, 102049276, 127561595, 145784680, 204098552, 255123190, 291569360, 408197104, 510246380, 1020492760, 2040985520]

約数ペア:

[(1, 2040985520), (2, 1020492760), (4, 510246380), (5, 408197104), (7, 291569360), (8, 255123190), (10, 204098552), (14, 145784680), (16, 127561595), (20, 102049276), (28, 72892340), (35, 58313872), (40, 51024638), (56, 36446170), (70, 29156936), (80, 25512319), (112, 18223085), (140, 14578468), (280, 7289234), (560, 3644617)]