3889700

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:512

約数の個数: 36

約数和(自身を含む): 8548932

約数和(自身を除く): 4659232

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 401, 485, 802, 970, 1604, 1940, 2005, 2425, 4010, 4850, 8020, 9700, 10025, 20050, 38897, 40100, 77794, 155588, 194485, 388970, 777940, 972425, 1944850, 3889700]

約数ペア:

[(1, 3889700), (2, 1944850), (4, 972425), (5, 777940), (10, 388970), (20, 194485), (25, 155588), (50, 77794), (97, 40100), (100, 38897), (194, 20050), (388, 10025), (401, 9700), (485, 8020), (802, 4850), (970, 4010), (1604, 2425), (1940, 2005)]