421876870

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{9001}}^1$

素因数の和:9160

約数の個数: 32

約数和(自身を含む): 784254240

約数和(自身を除く): 362377370

約数列:

[1, 2, 5, 10, 43, 86, 109, 215, 218, 430, 545, 1090, 4687, 9001, 9374, 18002, 23435, 45005, 46870, 90010, 387043, 774086, 981109, 1935215, 1962218, 3870430, 4905545, 9811090, 42187687, 84375374, 210938435, 421876870]

約数ペア:

[(1, 421876870), (2, 210938435), (5, 84375374), (10, 42187687), (43, 9811090), (86, 4905545), (109, 3870430), (215, 1962218), (218, 1935215), (430, 981109), (545, 774086), (1090, 387043), (4687, 90010), (9001, 46870), (9374, 45005), (18002, 23435)]