2015691880

素因数分解:

$2^3\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{47947}}^1$

素因数の和:49009

約数の個数: 32

約数和(自身を含む): 4539716640

約数和(自身を除く): 2524024760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1051, 2102, 4204, 5255, 8408, 10510, 21020, 42040, 47947, 95894, 191788, 239735, 383576, 479470, 958940, 1917880, 50392297, 100784594, 201569188, 251961485, 403138376, 503922970, 1007845940, 2015691880]

約数ペア:

[(1, 2015691880), (2, 1007845940), (4, 503922970), (5, 403138376), (8, 251961485), (10, 201569188), (20, 100784594), (40, 50392297), (1051, 1917880), (2102, 958940), (4204, 479470), (5255, 383576), (8408, 239735), (10510, 191788), (21020, 95894), (42040, 47947)]