1008940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{827}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 2156112

約数和(自身を除く): 1147172

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 827, 1220, 1654, 3308, 4135, 8270, 16540, 50447, 100894, 201788, 252235, 504470, 1008940]

約数ペア:

[(1, 1008940), (2, 504470), (4, 252235), (5, 201788), (10, 100894), (20, 50447), (61, 16540), (122, 8270), (244, 4135), (305, 3308), (610, 1654), (827, 1220)]