78840488036

素因数分解:

$2^2\times {\mathrm{1949}}^1\times {\mathrm{1999}}^1\times {\mathrm{5059}}^1$

素因数の和:9011

約数の個数: 24

約数和(自身を含む): 138138000000

約数和(自身を除く): 59297511964

約数列:

[1, 2, 4, 1949, 1999, 3898, 3998, 5059, 7796, 7996, 10118, 20236, 3896051, 7792102, 9859991, 10112941, 15584204, 19719982, 20225882, 39439964, 40451764, 19710122009, 39420244018, 78840488036]

約数ペア:

[(1, 78840488036), (2, 39420244018), (4, 19710122009), (1949, 40451764), (1999, 39439964), (3898, 20225882), (3998, 19719982), (5059, 15584204), (7796, 10112941), (7996, 9859991), (10118, 7792102), (20236, 3896051)]