20219211080

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1141039}}^1$

素因数の和:1141493

約数の個数: 32

約数和(自身を含む): 45595958400

約数和(自身を除く): 25376747320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 3544, 4430, 8860, 17720, 1141039, 2282078, 4564156, 5705195, 9128312, 11410390, 22820780, 45641560, 505480277, 1010960554, 2021921108, 2527401385, 4043842216, 5054802770, 10109605540, 20219211080]

約数ペア:

[(1, 20219211080), (2, 10109605540), (4, 5054802770), (5, 4043842216), (8, 2527401385), (10, 2021921108), (20, 1010960554), (40, 505480277), (443, 45641560), (886, 22820780), (1772, 11410390), (2215, 9128312), (3544, 5705195), (4430, 4564156), (8860, 2282078), (17720, 1141039)]