28089790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{907}}^1$

素因数の和:1096

約数の個数: 32

約数和(自身を含む): 53608320

約数和(自身を除く): 25518530

約数列:

[1, 2, 5, 10, 19, 38, 95, 163, 190, 326, 815, 907, 1630, 1814, 3097, 4535, 6194, 9070, 15485, 17233, 30970, 34466, 86165, 147841, 172330, 295682, 739205, 1478410, 2808979, 5617958, 14044895, 28089790]

約数ペア:

[(1, 28089790), (2, 14044895), (5, 5617958), (10, 2808979), (19, 1478410), (38, 739205), (95, 295682), (163, 172330), (190, 147841), (326, 86165), (815, 34466), (907, 30970), (1630, 17233), (1814, 15485), (3097, 9070), (4535, 6194)]