7799691880

素因数分解:

$2^3\times 5^1\times {\mathrm{20063}}^1\times {\mathrm{9719}}^1$

素因数の和:29793

約数の個数: 32

約数和(自身を含む): 17551987200

約数和(自身を除く): 9752295320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9719, 19438, 20063, 38876, 40126, 48595, 77752, 80252, 97190, 100315, 160504, 194380, 200630, 388760, 401260, 802520, 194992297, 389984594, 779969188, 974961485, 1559938376, 1949922970, 3899845940, 7799691880]

約数ペア:

[(1, 7799691880), (2, 3899845940), (4, 1949922970), (5, 1559938376), (8, 974961485), (10, 779969188), (20, 389984594), (40, 194992297), (9719, 802520), (19438, 401260), (20063, 388760), (38876, 200630), (40126, 194380), (48595, 160504), (77752, 100315), (80252, 97190)]