17949641680

素因数分解:

$2^4\times 5^1\times {\mathrm{224370521}}^1$

素因数の和:224370534

約数の個数: 20

約数和(自身を含む): 41732917092

約数和(自身を除く): 23783275412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 224370521, 448741042, 897482084, 1121852605, 1794964168, 2243705210, 3589928336, 4487410420, 8974820840, 17949641680]

約数ペア:

[(1, 17949641680), (2, 8974820840), (4, 4487410420), (5, 3589928336), (8, 2243705210), (10, 1794964168), (16, 1121852605), (20, 897482084), (40, 448741042), (80, 224370521)]