1900484440

素因数分解:

$2^3\times 5^1\times {\mathrm{47512111}}^1$

素因数の和:47512122

約数の個数: 16

約数和(自身を含む): 4276090080

約数和(自身を除く): 2375605640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47512111, 95024222, 190048444, 237560555, 380096888, 475121110, 950242220, 1900484440]

約数ペア:

[(1, 1900484440), (2, 950242220), (4, 475121110), (5, 380096888), (8, 237560555), (10, 190048444), (20, 95024222), (40, 47512111)]