9219880

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4349}}^1$

素因数の和:4413

約数の個数: 32

約数和(自身を含む): 21141000

約数和(自身を除く): 11921120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 4349, 8698, 17396, 21745, 34792, 43490, 86980, 173960, 230497, 460994, 921988, 1152485, 1843976, 2304970, 4609940, 9219880]

約数ペア:

[(1, 9219880), (2, 4609940), (4, 2304970), (5, 1843976), (8, 1152485), (10, 921988), (20, 460994), (40, 230497), (53, 173960), (106, 86980), (212, 43490), (265, 34792), (424, 21745), (530, 17396), (1060, 8698), (2120, 4349)]