7400888920

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2534551}}^1$

素因数の和:2534635

約数の個数: 32

約数和(自身を含む): 16880116320

約数和(自身を除く): 9479227400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 2534551, 5069102, 10138204, 12672755, 20276408, 25345510, 50691020, 101382040, 185022223, 370044446, 740088892, 925111115, 1480177784, 1850222230, 3700444460, 7400888920]

約数ペア:

[(1, 7400888920), (2, 3700444460), (4, 1850222230), (5, 1480177784), (8, 925111115), (10, 740088892), (20, 370044446), (40, 185022223), (73, 101382040), (146, 50691020), (292, 25345510), (365, 20276408), (584, 12672755), (730, 10138204), (1460, 5069102), (2920, 2534551)]