115855640

素因数分解:

$2^3\times 5^1\times {\mathrm{1619}}^1\times {\mathrm{1789}}^1$

素因数の和:3419

約数の個数: 32

約数和(自身を含む): 260982000

約数和(自身を除く): 145126360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1619, 1789, 3238, 3578, 6476, 7156, 8095, 8945, 12952, 14312, 16190, 17890, 32380, 35780, 64760, 71560, 2896391, 5792782, 11585564, 14481955, 23171128, 28963910, 57927820, 115855640]

約数ペア:

[(1, 115855640), (2, 57927820), (4, 28963910), (5, 23171128), (8, 14481955), (10, 11585564), (20, 5792782), (40, 2896391), (1619, 71560), (1789, 64760), (3238, 35780), (3578, 32380), (6476, 17890), (7156, 16190), (8095, 14312), (8945, 12952)]