127972040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{457043}}^1$

素因数の和:457061

約数の個数: 32

約数和(自身を含む): 329071680

約数和(自身を除く): 201099640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 457043, 914086, 1828172, 2285215, 3199301, 3656344, 4570430, 6398602, 9140860, 12797204, 15996505, 18281720, 25594408, 31993010, 63986020, 127972040]

約数ペア:

[(1, 127972040), (2, 63986020), (4, 31993010), (5, 25594408), (7, 18281720), (8, 15996505), (10, 12797204), (14, 9140860), (20, 6398602), (28, 4570430), (35, 3656344), (40, 3199301), (56, 2285215), (70, 1828172), (140, 914086), (280, 457043)]