2007691880

素因数分解:

$2^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{108877}}^1$

素因数の和:109349

約数の個数: 32

約数和(自身を含む): 4527147240

約数和(自身を除く): 2519455360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461, 922, 1844, 2305, 3688, 4610, 9220, 18440, 108877, 217754, 435508, 544385, 871016, 1088770, 2177540, 4355080, 50192297, 100384594, 200769188, 250961485, 401538376, 501922970, 1003845940, 2007691880]

約数ペア:

[(1, 2007691880), (2, 1003845940), (4, 501922970), (5, 401538376), (8, 250961485), (10, 200769188), (20, 100384594), (40, 50192297), (461, 4355080), (922, 2177540), (1844, 1088770), (2305, 871016), (3688, 544385), (4610, 435508), (9220, 217754), (18440, 108877)]