5643080

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1987}}^1$

素因数の和:2069

約数の個数: 32

約数和(自身を含む): 12882240

約数和(自身を除く): 7239160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 1987, 2840, 3974, 7948, 9935, 15896, 19870, 39740, 79480, 141077, 282154, 564308, 705385, 1128616, 1410770, 2821540, 5643080]

約数ペア:

[(1, 5643080), (2, 2821540), (4, 1410770), (5, 1128616), (8, 705385), (10, 564308), (20, 282154), (40, 141077), (71, 79480), (142, 39740), (284, 19870), (355, 15896), (568, 9935), (710, 7948), (1420, 3974), (1987, 2840)]