2773880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2237}}^1$

素因数の和:2279

約数の個数: 32

約数和(自身を含む): 6445440

約数和(自身を除く): 3671560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2237, 4474, 8948, 11185, 17896, 22370, 44740, 69347, 89480, 138694, 277388, 346735, 554776, 693470, 1386940, 2773880]

約数ペア:

[(1, 2773880), (2, 1386940), (4, 693470), (5, 554776), (8, 346735), (10, 277388), (20, 138694), (31, 89480), (40, 69347), (62, 44740), (124, 22370), (155, 17896), (248, 11185), (310, 8948), (620, 4474), (1240, 2237)]